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[国外标准] IEC 60331-1-2018 Tests for electric cables under fire conditions - Circuit integrity - Part 1: Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV and with an overall diameter

P:2018-12-15 09:21:42

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帖 子 奖 罚
songfeiX 奖励 10 金币,5 声望,于 2018-12-15 09:36:48 原因:奖罚

optical wavelength demultiplexer - 光波信号分离/合成器 (0) 投诉

P:2018-12-15 09:45:11

2

标准不错

copper tube - 铜管 (0) 投诉

P:2018-12-16 15:21:15

3

怎么没人下载呢

overhead communication power line system - 架窄通信-电力线路系统 (0) 投诉

P:2018-12-17 11:07:41

4

你把标题写错了,应该是IEC 60331

State Administration of Foreign Exchange (under the People’s Bank of China) - 国家外汇管理局(中国人民银行总行) (0) 投诉

P:2019-07-23 15:17:43

5

文不对题,

trolley line - 滑接线,架空线 (0) 投诉

P:2019-07-29 17:03:07

6

标题写错了

heat shrinkable outdoor sealing-end - 热收缩户外密封端 (0) 投诉

P:2019-08-12 14:47:50

7

没金币啊  大哥

explosion preventing trailing cable - 防爆式拖曳电缆 (0) 投诉

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