نتایج جستجو برای: but 25
تعداد نتایج: 2321043 فیلتر نتایج به سال:
A design algorithm is derived, for a calculating minimum allowable electrical clearances in alternating and direct current permissible equipments, which are authorized to operate in gassy mines and tunnels under Part 18 of Title 30, Code of Federal Regulations [1]. The calculated clearances apply to operations at altitudes ranging up to 12 000 ft (3658 m) above sea level. The minimum allowabl...
····························· P3 Introduction ·····························P4-8 Material and Methods ·························P9-12 Results ······························· P13-19 Discussion and Conclusions ·······················P20-24 Acknowledgements ·························· P24 References ····························· P25-26
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