抽油机变频装置合理沉没度摸索试验及增产节能效果分析

抽油机变频装置合理沉没度摸索试验及增产节能效果分析的英文翻译

基本释义

• Test about the Reasonable Submergence Depth of Frequency Conversion of Pumping Unit and Result Interpretation of Production Increasing and Energy Saving