underground distribution ==> 地下布线,地下配电 underground distribution system ==> 地中配电系统 underground distribution transformer ==> 地中线用変圧器 ..
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Underground and ground transfer system of gas, pipeline layout and underground gob distribution have briefly been introduced.
简要介绍了瓦斯在井下和地面运输中的输配系统、管道敷设以及井下采空区分布状况。
The distribution characteristics and laws of underground current for a change current system with the opposite direction are indicated in this paper.
本文阐明了反向变分流系统地下电流的分布特点和规律。
The further excavation of underground powerhouse will affect the stress distribution of system bolts and rock mass near crane girder.
地下厂房的继续开挖对于吊车梁系统锚杆和周围岩体的应力分布有较大影响。
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