Polyvinyl chloride insulated drop service wires 聚氯乙烯绝缘的用户设备引入线
Introducing threads to a program can cause it to fail in new ways 向程序引入线程会导致程序以新的形式失败。
Standard specification for copper - clad steel electrical conductor for catv drop wire 用于catv用户引入线的包铜钢电导线的标准规范
Connector and appliance inlet 1 a 250 v , gauges for connector and appliance inlet 第2部分:连接器和仪器引入线1 a 250 v连接器和仪
Leading in tube 引入线套管
Insulators and fitting for overhead lines glass insulators sub - station lead in disks 架空线路用绝缘子和器材.玻璃绝缘子.变电站的引入线圆盘
Insulators and fittings for overhead lines . glass insulators sub - station single - pole lead - in panels 架空线路用绝缘子和配件.变电站用玻璃绝缘子单极引入线用配电盘
Ec insulators and fittings for overhead lines . insulated bushings ceramic inlet insulators for substations 架空线路用绝缘子和配件.变电站用绝缘套管陶瓷引入线用绝缘子
Electrical apparatus for potentially explosive atmospheres for mining - cable entries - part 1 : safety requirements and testing 用于潜在爆炸性环境的采掘电气装置.电缆引入线.第1部
Electrical apparatus for potentially explosive atmospheres for mining - cable entries - part 3 : gland flanges for entries ; safety requirements and testing 用于潜在爆炸性环境的采掘电气装置.电缆引入线.第3部
