Thus disequilibrium is a mark of waste, and imperfect efficiency of production.
因之，不均衡是浪费和生产效率有缺点的标志。
Oil productivity index is a direct mark of the production for a producing horizon.
采油指数是油层产出能力的直接标志，用试井的方法获取采油指数极为有限。
The production of the rectangular grid laser mark.
激光网格标记的产生。
The production of the rectangular grid laser mark.
激光网格标记的产生。
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