词汇	mechanical drilling
释义	mechanical drilling 机械钻眼
随便看	Profit on sales of investments profit on sals profit on securities sold profit on security sold profit on securotoes sold Profit on sold of securities profit on stock redemption profit on the sale profit on treasury stock profit on working capital Profit operating profit operation profit opportunity profit optimal model profit optimization profit optimization model profit organization profit organizations profit-orientated organizations profit orientation profit-orientation mechanism profit-oriented profit-oriented backbone network operator profit oriented business entity profit-oriented business entity