The Prediction if pumpage from mining wells is very important for mining work.
矿井涌水预测对于矿山开采具有重要意义。
The Prediction if pumpage from mining wells is very important for mining work.
矿井涌水预测对于矿山开采具有重要意义。
For medium and larger horsepower sizes, some manufacturers elect to offer by-pass (pumpage cooled) jacketed motor designs.
对于大中型功率(马力)的电机,些制造商选择提供旁路(泵冷却)加套电机设计结构。
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