Discussed is design of circuit of fore alarm and accident alarm with ruptured diaphragms -main part of crushed materials diaphragm pump by control core PLC.
采用PLC为控制核心，实现了对料浆隔膜泵主要部件——隔膜的破裂进行预报警与事故报警的电路设计。
2
The paper introduces an adjustable compounding light-duty emulsion pump station used for temporary fore support at the roof-bolt face of underground heading roadway.
本文介绍煤矿井下掘进巷道锚杆支护工作面用于临时超前支护的一种可调配比式轻型乳化液泵站。
3
Adjust the fresh water in the peak tank. Pump the fresh water from the fore peak tank into the aft. Then we needn't make any alterations on the cargo plan.