U0－The rated power-frequency voltage between conductors and earth metallic screen, for which the cable designed
U0－电缆设计用的导体对地或金属屏蔽之间的额定工频电压
U0-The rated power-frequency voltage between conductor and earth or metallic screen, for which the cable designed.
电缆额定电压应适合于电缆的系统的运行状况，用U0/U表示，均为有效值，单位为kv
3 If the wiring of an appliance is so located that it may be in proximity to combustible material or may be subjected to mechanical injury, it shall be armored cable or in rigid metal conduit, electrical metallic tubing, metal raceway, or shall otherwise be protected.
12.2.3若内部的电线邻近可燃材料或者可受机械外力的破坏，则导线应是装甲电缆，刚性导管，电气金属管，金属沟，否则应加以保护。
For some optical cable with number of cores, a layer of extruded PE functions jacket of the metallic reinforced core.
缆芯的中心是一根金属加强芯，对于某些芯数的光缆来说，金属加强芯外还需挤上一层聚乙烯。
The cable core is frp or metallic strength member(some structures need add pe as bedding layer in the strength member).
缆芯中心为frp或金属加强件(有些结构需在加强件加一层pe垫层)。
For some optical cable with number of cores, a layer of extruded PE functions jacket of the non-metallic reinforced core.
松套管围绕中心加强芯绞合成紧凑的圆形缆芯，缆芯内的缝隙充以阻水填充物后挤制聚乙烯护套成缆。
Our main products are zirconia oxygen analyzer, temperature monitor FarEasTone, RF admittance level switches, ultrasonic flowmeter, Radar Level Meter, Digital Multimeters, temperature gauges, pressure gauges, liquid flow meter, bi-metallic thermometer, paperless recorder, gas detection instruments, instrument panel, cabinet and so on, wire and cable, imported instruments and accessories, complete sets of automated instrumentation.
公司主要产品有氧化锆氧量分析仪、温度远传监测仪、射频导纳物位开关、超声波流量计、雷达物位计、数字多用表、温度仪表、压力仪表、流量液位仪表、双金属温度计、无纸记录仪、气体检测仪器、仪表盘、柜等，电线电缆、进口仪表及配件、自动化仪表成套。
Main products are: all kinds of styles of mesh belt, metallic yarn, gold and silver wire, gold and silver band, transparent rubber band, the cable drum, colorful rope, glass, wool, wool ball, foam ball, PVC leaf, flower core and so on.
主要经营的产品有：各种款式的网带，金银线，金银铁线，金银橡筋，透明橡筋，金筒扎线，七彩绳，玻璃丝，毛条，毛球，泡沫球，PVC叶，花芯等等。
U0 The rated power frequency voltage between conductor and screen or metallic- sheath, for which the cable designed
U0 电缆设计用的导体与屏蔽或金属套之间的额定工频电压
The proposed method is adopted to calculate the field distribution of a grounding metallic groove and a cable accessory.
利用该方法求解了接地金属槽和电缆附件的电场分布。
Such raw materials as waste polyethylent cable particles, pure polyvinyl chloride powder, wood powder, a metallic soap stabilizer, a coupling agent, chlorinated polyethylene and methacrylic acid polyesters and a lubricator are added into and mixed in a high speed mixer according to the formula, and the mixing temperature is 100 to 110 DEG C, the mixing time is 20 to 35 min; the well mixed material is added into an extruder for extrusion, the rotating speed of the mainframe of the extruder is 40 to 60r/min, the rotating speed of a feeding machine is 4 to 6r/min, and the materials are shaped after being extruded.
将废旧聚氯乙烯电缆颗粒、纯聚氯乙烯粉、木粉、金属皂类稳定剂、偶联剂、氯化聚乙烯、甲基丙烯酸多元酯、润滑剂按照配方配制的原料加入高混机中混合，混合温度为100℃～110℃，混合时间为20～35分钟；将混合好的原料加入挤出机中进行挤出，挤出机主机转速为：40～60转/分钟，喂料机转速为：4～6转/分钟；挤出后进行定型。
Breakdown voltage: Impulse breakdown voltage between metallic components in the core and the metallic sheath of the optical cable.
击穿电压。光缆芯内的金属加强芯与金属屏蔽层间的脉冲击穿电压。
The reason of occurence uncertainty is analyzed for influence the weight examination method to determing the volume electrical resistivity of metallic conduct material. The measurement uncertainty is evaluated for the volume electrical resistivity of a wire cable using a electrical round aluminum bar specimen.
对影响重量法测定金属导体材料体积电阻率不确定度的产生原因进行了分析，并对一电线电缆用电工圆铝杆试样体积电阻率测定结果的不确定度进行了评定。
In the case of Non-metallic pipe, a coat of aluminum tape should be used between external wall of pipes and heating cable to expand heat transfer area.
非金属管道应在管外壁与伴热电缆之间贴一层铝胶带，用来增大接触传热面积。
The woven metallic filter cloth and the main body of the fiber optic connector have an optical fiber cable portion and the fiber optic connector fixed by riveting way.
金属编织网与光纤连接器主体通过铆压方式实现光纤线缆部分与光纤连接器的固定。
Plica tube ─ a new kind of flexible metallic tube for marine wire and cable
新型船用电线电缆防护套管&普利卡管
The Area of Section Choosing and Set-up of the Grounding Protection conductor for the Metallic Cable Tray System
金属电缆桥架接地线的截面选择及设置
The outer copper or metallic braid in coaxial cable comprises half the electric circuit.
同轴电缆中的外包铜质或金属辫网组成一半的电路。
Inductance coupling is the most important from power cable with metallic shield to communication lines when they are parallel with in a long length.
在平行长度较大时，带金属保护套的电力电缆对通信线路的干扰主要取决于感性耦合。
For telecommunication lines, when its outside part uses optical fiber cable and at the entrance of building it is then changed to metallic line, such as twisted pair or coaxial cable.
关于电信线缆，当它的外部使用光纤电缆，而在建筑的入口处改成了金属电缆，如双绞线或同轴电缆。