常見例句Based on clean production in oilfield, the technique of clampoff in well pulling, instruments and matching technique were optimized with a significant effect. 立足油田清潔生産,對(duì)脩井沖砂工藝、工具和配套技術(shù)進(jìn)行優(yōu)化,應(yīng)用後傚果顯著。 返回 clampoff