机读格式显示(MARC)
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- 200 1_ |a 煤矿井下低压电网漏电保护 |A mei kuang jing xia di ya dian wang lou dian bao hu |f 钱树功,赵跃昌著
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- 215 __ |a 119页 |c 图表 |d 19cm
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- 606 __ |a 漏电保护-供电-矿井 |A Lou Dian Bao Hu - Gong Dian - Kuang Jing
- 701 _0 |a 钱树功 |A Qian Shugong |4 著 |3 CAL n2016273691# |7 jt0yjt0y |7 ec0yec0y
- 701 _0 |a 赵跃昌 |A zhao yue chang |4 著
- 801 _0 |a CN |b 上海图书馆 |c 19970403
- 905 __ |a AUSTL |d 74.634/411