... 蒸汽动力发电机组 steam power generating units 低压机组 low pressure units 中压机组 medium pressure units ...
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Winding installations in the corresponding single reel, a large area of contact with the rope, the advantages of low pressure units.
相应的卷绕装置采用单层卷筒，有与钢丝绳接触面积大，单位压力低的优点。
The unit casing shall be air tight at low and high pressure, units to be installed open to weather shall be weather proof type.
部件的层面在低压和高压下应具有气密性。安装在室外的部件应具有耐候性。
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