类别是'category.标签' (10000)
- 所有品牌
对比 | 图片 | 产品型号 | 品牌 | 数据表 | 库存 | 价格(含增值税) | 数量 | Rohs | 生命周期状态 | 底架 | 安装类型 | 包装/外壳 | 材料 | 介电材料 | 本体材质 | 厂商 | Voltage Rating AC | 操作温度 | 包装 | 系列 | 尺寸/尺寸 | 容差 | 零件状态 | 湿度敏感性等级(MSL) | 终端 | 类型 | 定位的数量 | 最高工作温度 | 最小工作温度 | 颜色 | 应用 | 电容量 | 子类别 | 深度 | 引线间距 | 弱电 | 电流 | 极数 | 准确性 | 家人 | 产品类别 | 导线/电缆直径 | 电缆直径 | 图例 | 标签尺寸 | 标签类型 | 背光 | 背景颜色 | 产品 | 特征 | 图例颜色 | 产品类别 | 收缩率 | 电缆直径范围 | 知识产权评级 | 标签宽度 | 标记颜色 | 产品长度(mm) | 直径 | 高度 | 座位高度(最大) | 长度 | 宽度 | 标签高度 | 辐射硬化 | 达到SVHC | 无铅 | 评级结果 | ||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | CN3059-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 通孔 | Axial | Polyolefin (PO), Flame Retardant, Irradiated | Polypropylene (PP), Metallized | Vishay Beyschlag/Draloric/BC Components | CN30 | Bulk | 活跃 | 160V | 100V | -- | T200, T208M, T212M, T312M, T312Mi, T408M, T612M-DS, T6112DS, TE3112 and TE3124 Thermal Transfer Printers | -55°C ~ 100°C | Tape & Box (TB) | MKP1839 | 0.866 Dia x 1.634 L (22.00mm x 41.50mm) | ±1% | 活跃 | PC引脚 | Green | DC Link, DC Filtering; High Pulse, DV/DT | 10 µF | - | 2.25 x 1.97 (57.2mm x 50.0mm) | 热收缩 | - | - | - | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | TMS-SCE-1K-1/8-2.0-S2-4 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Brass | splashproof | Red,Green | 0.035274 oz | 1000 | 0173830001 | TE Connectivity | TE Connectivity / AMP | Details | Tape & Box (TB) | TMS-SCE | 活跃 | T200, T208M, T212M, T312M, T312Mi, T408M, T612M-DS, T6112DS, TE3112 and TE3124 Thermal Transfer Printers | TE Connectivity Raychem 电缆保护 | (Ø x H) 25 mm x 12 mm | 22mm | 有 | Type C CEE 7/16 plug 2.8 mm | 9.70mm | 18mA,25mA | 60000h | -30°C | 25mm | matt chrome plating | 12V DC | +75°C | n.rel. | 160° | Chrome | 14V DC | -55°C ~ 135°C | Bulk | TMS-SCE | SMFK 22212 | Yellow | Wire & Cable Management | Wire Labels & Markers | 0.125 x 1.97 (3.2mm x 50.0mm) | 热收缩 | Wire Labels & Markers | 12mm | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC8185-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO), Flame Retardant, Irradiated | TE Connectivity Raychem 电缆保护 | TE Connectivity | TE Connectivity | Details | Bulk | EC81 | 活跃 | - | 有 | 2A | 230V AC | 10kA | 1pc(s) | 2A | -- | 1000 | -55°C ~ 135°C | Reel | * | 活跃 | -- | Yellow | Wire & Cable Management | Wire Labels & Markers | 0.50 W x 1.97 Dia (12.7mm x 50.0mm); Cable O.D. 0.06 ~ 0.63 (1.4mm ~ 16.0mm) | 热收缩 | Wire Labels & Markers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | F84203-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Vinyl | TE Connectivity Raychem 电缆保护 | 400V | 1pc(s) | 63A | -- | LQ870 Printer | Box | F8 | 活跃 | (W x H x D) 54 x 70 x 90 mm | 63A | -40°C ~ 80°C | 1000 per Pkg | DMSB | 活跃 | -- | White | 90mm | 2 x 5.94 (50.8mm x 150.9mm) | Die-Cut | 70mm | 54mm | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 83280249 | Lapp | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 12.5 | 2.4 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 1116140 | Phoenix Contact | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin | Phoenix Contact | THERMOMARK GO, THERMOMARK GO.K | 有 | Box | MM-WMS | 活跃 | - | - | - | -55°C ~ 125°C | 8 (EX9)R C1 YE/BK, MM-WMS 4 | 热缩套管 | Black, Yellow | 0.33 x 0.04 (8.4mm x 1.0mm); Cable O.D. 0.06 ~ 0.19 (1.6mm ~ 4.8mm) | 热收缩 | 3:1 | 1.6 → 4.8mm | 1.8m | 8.4 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 0864106 | Phoenix Contact | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Other | Phoenix Contact | 3.527043 oz | 1 | Phoenix Contact | Phoenix Contact | Roll | WMS-2 HF | 活跃 | Thermomark Printer | 有 | Other | -30°C ~ 105°C | - | 电缆标记 | White | Wire & Cable Management | Wire Labels & Markers | 1.575 W x 262.47 L (40.00mm x 80.00m) | Heat Shrinkable, Continuous | Wire Labels & Markers | 40 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC8209-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO) | PO (Polyolefin) | TE Connectivity Raychem 电缆保护 | Details | Bulk | EC82 | 活跃 | - | HS351024E3336 | Danaher Controls | -- | 300 | TE Connectivity / AMP | -55 to 135 °C | Bulk | * | 活跃 | -- | White | Wire & Cable Management | Wire Labels & Markers | 0.75 W x 1.97 Dia (19.0mm x 50.0mm); Cable O.D. 0.06 ~ 0.63 (1.4mm ~ 16.0mm) | 热收缩 | Wire Labels & Markers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC7351-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | TE Connectivity Raychem 电缆保护 | -- | Compliant | 300 | TE Connectivity | Bulk | EC73 | 活跃 | 925-1-1/8 | Greenlee | Bulk | * | 活跃 | -- | Wire & Cable Management | Wire Labels & Markers | Wire Labels & Markers | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | RPS-1K-10-2/2.0-9 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO) | PO (Polyolefin) | GBTA5907D | Dwyer Instruments | BEFORE TERMINATION | TE Connectivity Raychem 电缆保护 | HEAT SHRINK | PRINTABLE | - 30 C | 无铅焊接工艺 | 0.024022 oz | 1000 | 8478290001 | TE Connectivity | 过渡中 | + 105 C | Box | RPS | 活跃 | T200, T208M, T212M, T312M, TE3112 and TE3124 Thermal Transfer Printers | 1/2 NPT | 5 Inches | -30 to 105 °C | 切割胶带 | RPS | Analog | White | Wire & Cable Management | 1 Percent | RPS | Wire Labels & Markers | 10.79(mm) | NOT REQUIRED | 0.50 x 1.97 (12.7mm x 50.0mm) | 热收缩 | 无 | Labels | 商用级 | NOT REQUIRED | Wire Labels & Markers | WHITE | 50(mm) | 50.8 mm | 12.7 mm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | RPS-2.5K-16-10/2.0-S3-4 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO), Irradiated | PO (Polyolefin) | TE Connectivity Raychem 电缆保护 | -- | T200, T208M, T212M, T312M, TE3112 and TE3124 Thermal Transfer Printers | 0.012381 oz | 2500 | 099123-000 | TE Connectivity / Raychem | Bag | RPS | 活跃 | XTPBXENCSLO65 | Cutler Hammer, Div of Eaton Co | -30 to 105 °C | 2500 per Pkg | RPS | 活跃 | 标记套管 | Yellow | Wire & Cable Management | Wire Labels & Markers | 0.25 x 1.97 (6.4mm x 50.0mm) | 热收缩 | Wire Labels & Markers | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC7382-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | TE Connectivity Raychem 电缆保护 | -- | 100 | TE Connectivity / Raychem | Details | Bulk | EC73 | 活跃 | XUSP02981 | ABB | Bulk | * | 活跃 | -- | Wire & Cable Management | Wire Labels & Markers | Wire Labels & Markers | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | TTVF075YW-100 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 聚氟乙烯 | TE Connectivity Raychem 电缆保护 | + 130 C | ATP319 | Crouse-Hinds Industrial Produc | Roll | TTVF075 | 活跃 | T308S Thermal Transfer Printer | - 40 C | 无铅焊接工艺 | 1 | 318606-000 | TE Connectivity / Raychem | Details | -40°C ~ 130°C | VF | 热转印 | Yellow | Wire & Cable Management | VF | Wire Labels & Markers | 0.75 x 100 (19.1mm x 30.5m) | Standard, Continuous | Labels | 热转印打印 | Wire Labels & Markers | 100 ft | 19.05 mm | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | TMS-SCE-1K-3/16-2.0-4 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO), Flame Retardant, Irradiated | PO (Polyolefin) | TE Connectivity Raychem 电缆保护 | TE Connectivity / Raychem | Details | Tape & Box (TB) | TMS-SCE | 活跃 | T-4002-2130 | Johnson Controls | -- | T200, T208M, T212M, T312M, T312Mi, T408M, T612M-DS, T6112DS, TE3112 and TE3124 Thermal Transfer Printers | BEFORE TERMINATION | HEAT SHRINK | PRINTABLE | 无铅焊接工艺 | 1000 | 7957790001 | -55 to 135 °C | Tape & Box (TB) | TMS-SCE | 活跃 | -- | 标记套管 | Yellow | Wire & Cable Management | Wire Labels & Markers | 4.06(mm) | NOT REQUIRED | 0.19 x 1.97 (4.8mm x 50.0mm) | 热收缩 | Wire and Harness ID Products | NOT REQUIRED | Wire Labels & Markers | YELLOW | 50(mm) | 50.8 mm | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC7112-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | TE Connectivity Raychem 电缆保护 | -- | 1000 | TE Connectivity | Details | Bulk | EC71 | 活跃 | DTK-2MHLP36B | Johnson Controls | 切割胶带 | * | 活跃 | -- | Wire & Cable Management | Wire Labels & Markers | Wire Labels & Markers | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC7021-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO), Flame Retardant, Irradiated | TE Connectivity Raychem 电缆保护 | ONA1RB | UL;CSA | Door Mount | ABB | 无 | -- | 1050 | TE Connectivity | Bulk | EC70 | 活跃 | T200, T312M, T312Mi, T2212, T3212, T3224, TE3112, TE3124 Thermal Transfer Printers | -55°C ~ 135°C | Bulk | * | 活跃 | -- | ON-OFF Switch | 2 | White | Wire & Cable Management | 25 Amps | 1 | Wire Labels & Markers | 0-1 | 0.09 W x 1.73 L (2.4mm x 44.0mm); Cable O.D. 0.06 ~ 0.63 (1.4mm ~ 16.0mm) | 热收缩 | Wire Labels & Markers | IP65 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | TMS-SCE-1/8-2.0-6 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO), Flame Retardant, Irradiated | PO (Polyolefin) | TE Connectivity Raychem 电缆保护 | TMS-SCE | 活跃 | Bussmann | 100KTH2 | -- | T200, T208M, T212M, T312M, T312Mi, T408M, T612M-DS, T6112DS, TE3112 and TE3124 Thermal Transfer Printers | - 55 C | 0.035274 oz | 250 | 2443050001 | TE Connectivity / Raychem | Details | + 135 C | Tape & Box (TB) | -55 to 135 °C | Tape & Box (TB) | TMS-SCE | 活跃 | -- | Blue | Wire & Cable Management | Wire Labels & Markers | 0.125 x 1.97 (3.2mm x 50.0mm) | 热收缩 | Wire Labels & Markers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC7683-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO), Flame Retardant, Irradiated | TE Connectivity Raychem 电缆保护 | -- | 1650 | TE Connectivity | Details | Bulk | EC76 | 活跃 | T200, T312M, T312Mi, T2212, T3212, T3224, TE3112, TE3124 Thermal Transfer Printers | HS351024C1227 | Danaher Controls | -55°C ~ 135°C | Bulk | * | 活跃 | -- | White | Wire & Cable Management | Wire Labels & Markers | 0.09 W x 1.97 L (2.4mm x 50.0mm); Cable O.D. 0.06 ~ 0.63 (1.4mm ~ 16.0mm) | 热收缩 | Wire Labels & Markers | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | CP2083-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Fluoropolymer, Flame Retardant, Fluid Resistant | Fluoropolymer | TE Connectivity Raychem 电缆保护 | 1000 | TE Connectivity / AMP | Bulk | CP20 | 活跃 | 506219 | PILZ | -- | T312M Thermal Transfer Printer | Compliant | -55 to 225 °C | 1000 per Pkg | HT-SCE | 活跃 | -- | White | Wire & Cable Management | Wire Labels & Markers | 0.25 x 1.97 (6.4mm x 50.0mm) | 热收缩 | Wire Labels & Markers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | HX-SCE-1K-25.4-50-4 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Production (Last Updated: 5 days ago) | Cable | Polyolefin (PO), Halogen Free, Irradiated, Self-Extinguishing, UV Stabilized | PO (Polyolefin) | TE Connectivity Raychem 电缆保护 | Miscellaneous | -- | AM6310 Dot Matrix Printer or T200, T212M, T312M, T312Mi, T612M-DS, T6112DS, TE3112, TE3124 Thermal Transfer Printers | 1000 | E29886-000 | TE Connectivity / Raychem | Details | Box | HX-SCE | 活跃 | -30 to 105 °C | -- | HX-SCE | 活跃 | -105 °C | -40 °C | Yellow | Wire & Cable Management | Compliant | Wire Labels & Markers | 1.00 x 1.97 (25.4mm x 50.0mm) | 热收缩 | Wire Labels & Markers | 无 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | TMS-SCE-1K-1-2.0-S3-5 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Polyolefin (PO), Flame Retardant, Irradiated | TE Connectivity Raychem 电缆保护 | 78205150090 | Cooper | -- | T200, T208M, T212M, T312M, T312Mi, T408M, T612M-DS, T6112DS, TE3112 and TE3124 Thermal Transfer Printers | 1000 | CZ2853-000 | TE Connectivity / Raychem | Non-Compliant | Tape & Box (TB) | TMS-SCE | 活跃 | -55°C ~ 135°C | Tape & Box (TB) | TMS-SCE | 活跃 | Green | Wire & Cable Management | Wire Labels & Markers | 1.00 x 1.97 (25.4mm x 50.0mm) | 热收缩 | Wire Labels & Markers | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | EC7153-000 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | TE Connectivity Raychem 电缆保护 | Bulk | EC71 | 活跃 | -- | 8800 | TE Connectivity | TE Connectivity | Details | Bulk | * | 活跃 | -- | Wire & Cable Management | Wire Labels & Markers | Wire Labels & Markers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | PVF200375WE2.5 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 聚氟乙烯 | PVF (Polyvinyl fluoride) | TE Connectivity Raychem 电缆保护 | F28408-000 | TE Connectivity | TE Connectivity / Raychem | Details | + 105 C | Box | PVF2 | 活跃 | 终止后 | THERMAL TRANSFER | ADHESIVE | PRINTABLE | -- | T308S Thermal Transfer Printer | - 40 C | 2500 | -40 to 105 °C | Roll | PVF | 活跃 | -- | Label | White | Wire & Cable Management | PVF | Wire Labels & Markers | NOT REQUIRED | 2.00 x 3.75 (50.8mm x 95.3mm) | Die-Cut | Labels | Permanent Acrylic Adhesive, Thermal Transfer Printable | NOT REQUIRED | Wire Labels & Markers | WHITE | 95.3 mm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | 553-50029 HST12-4WH-PO-X-WH | HellermannTyton | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | 交联聚烯烃 | ShrinkTrak | Heatshrink Labels | 48mm | 19.55mm | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | TMS-SCE-1/8-2.0-9 | TE Connectivity | 数据表 | N/A | - | 最小起订量: 1 最小包装量: 1 | Production (Last Updated: 1 week ago) | Polyolefin | PO, Polyolefin | TE Connectivity Raychem 电缆保护 | TMS-SCE | 活跃 | - 55 C | 0.007055 oz | 250 | 8350110001 | TE Connectivity | TE Connectivity / Raychem | + 135 C | 3.17 mm | Compliant | -- | T200, T208M, T212M, T312M, T312Mi, T408M, T612M-DS, T6112DS, TE3112 and TE3124 Thermal Transfer Printers | BEFORE TERMINATION | HEAT SHRINK | PRINTABLE | Cut Tape (CT);Tape & Box (TB); | -55°C ~ 135°C | Tape & Box (TB) | TMS-SCE | 活跃 | -- | 热缩管 | 275 °C | -67 °C | White | Wire & Cable Management | Compliant | TMS-SCE | Heatshrink Labels | 2.6 mm | 2.66(mm) | NOT REQUIRED | 0.125 x 1.97 (3.2mm x 50.0mm) | 热收缩 | White | Labels | 3:1 Shrink Ratio | NOT REQUIRED | Wire Labels & Markers | 50mm | WHITE | 50.8(mm) | 3.2mm | 50.8 mm | 无SVHC | 不适用 |
CN3059-000
TE Connectivity
分类:Labels, Labeling
TMS-SCE-1K-1/8-2.0-S2-4
TE Connectivity
分类:Labels, Labeling
EC8185-000
TE Connectivity
分类:Labels, Labeling
F84203-000
TE Connectivity
分类:Labels, Labeling
83280249
Lapp
分类:Labels, Labeling
1116140
Phoenix Contact
分类:Labels, Labeling
0864106
Phoenix Contact
分类:Labels, Labeling
EC8209-000
TE Connectivity
分类:Labels, Labeling
EC7351-000
TE Connectivity
分类:Labels, Labeling
RPS-1K-10-2/2.0-9
TE Connectivity
分类:Labels, Labeling
RPS-2.5K-16-10/2.0-S3-4
TE Connectivity
分类:Labels, Labeling
EC7382-000
TE Connectivity
分类:Labels, Labeling
TTVF075YW-100
TE Connectivity
分类:Labels, Labeling
TMS-SCE-1K-3/16-2.0-4
TE Connectivity
分类:Labels, Labeling
EC7112-000
TE Connectivity
分类:Labels, Labeling
EC7021-000
TE Connectivity
分类:Labels, Labeling
TMS-SCE-1/8-2.0-6
TE Connectivity
分类:Labels, Labeling
EC7683-000
TE Connectivity
分类:Labels, Labeling
CP2083-000
TE Connectivity
分类:Labels, Labeling
HX-SCE-1K-25.4-50-4
TE Connectivity
分类:Labels, Labeling
TMS-SCE-1K-1-2.0-S3-5
TE Connectivity
分类:Labels, Labeling
EC7153-000
TE Connectivity
分类:Labels, Labeling
PVF200375WE2.5
TE Connectivity
分类:Labels, Labeling
553-50029 HST12-4WH-PO-X-WH
HellermannTyton
分类:Labels, Labeling
TMS-SCE-1/8-2.0-9
TE Connectivity
分类:Labels, Labeling
