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- underground cable system 地下电缆群
- SHANGHAI AIPU ELECTRIC CABLE SYSTEM CO., LTD. 上海爱谱电子线缆系统有限公司。
- A system consisting essentially of underground cables. 基本上由地下电缆组成的系统。
- Tens of millions of dollars in Flag Telcom’s Falcon Cable System . 数以千万计的电信旗的猎鹰有线系统.
- Power is fed into the electricity line through an underground cable. 电力通过地下电缆传输给这条电线。
- The electricity line is fed with power through an underground cable. 这条电线的电源是通过地下电缆传输的。
- Error analysis of non-loading elastic extension of cable system. 悬索无荷弹性伸长的误差分析
- Tens of millions of dollars in Flag Telcom's Falcon Cable System . 数以千万计的电信旗的猎鹰有线系统.
- Cable system is to receive part of the assembly language and useful download. 是有线系统的接收部分,是汇编语言的,有用的请下载。
- Overhead lines have more outages than underground cable per unit length, but the outages are usually shorter in duration. 架空线路单位长度的停电数要比地下电缆的多,但停电持续时间短。
- The cable system is ideal for spanning natural barriers of wide rivers, deep valleys, or ravines. 这种钢索体系是跨越宽河道、深丘谷或深山谷天然障碍物的理想体系。
- First conversation by long distance underground cable, 10 miles - New York to Newark. First installation in Chicago begun. Earliest use of measured service in automatic exchanges. 首次通过地下电缆实现长途电话传输,从纽约到纽瓦克,全长10英里。芝加哥开始按章第一套电话系统。在自动化交换中首次使用计次制通话业务。发明浦尔生电弧无线发射机。
- Hong Kong is connected to 11 submarine cable systems. 香港共连接11个海底电缆系统。
- Conversation by underground cable, 90 miles-New York to Philadelphia. Invention of Keith Line Switch, resulting in enormous reduction in cost of automatic boards. First used at Wilmington, Delaware. 通过地下电缆传输的电话线路连接纽约和费城,全长90英里。基思寻线机的发明,导致自动交换台的成本大幅降低,并首次用于特拉华州的威明顿。
- The 440 lb (200 kg) post is for use only as an intermediate anchor within a horizontal cable system. 440磅(200公斤)岗位发挥作用作为中间船锚在一个水平的电缆系统之内。
- The 880 lb (400 kg) post is for use as a single point anchor or as the end posts within a horizontal cable system. 880磅(400公斤)岗位发挥作用作为单点船锚或作为末端岗位在一个水平的电缆系统之内。
- Such addressability is absolutely required for a cable system to offer pay-per-view services. 有线电视系统非常需要这种可设定地址能力来提供按次计费的业务。
- In general, the power engineer adopts fixed value of Basic Lightning Impulse Level (BIL) as equipment specification, and put lightning arrester at the joint of tower and underground cable. 在变电所之系统设计上,设备绝缘等级是采用传统固定式的基本雷击脉冲准位(BIL)来作为规范,而避雷器是固定安装于地下电缆的入口端的位置。
- Result shows that the cable system performs well underfrequently occurred and seldomly occurred earquake. 计算结果表明,屋盖的预应力拉索体系在多遇和罕遇地震下工作性能良好。
- In reform of farming cable system, this country government and fulgurite station are right village.. 在农电体制改革中,该乡政府和电管站对村...