scattered drilling

基本解释

For the scattered small oil field drilling waste water is low, with these devices is a waste, especially in bad road condition.
對於分散的小油田，鑽井廢水産生量低，配備這些設備是一種浪費，尤其是路況不好的油田。
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Result: The cavity surface of the drilling group appeared rougher with irregular particles scattered throughout the surface area.
傳統車針組的牙本質表麪有不槼則的顆粒和碎片，有玷汙層形成。
For the hilly and mountainous areas and scattered small oil field drilling waste water treatment, design a wastewater treatment oil drilling car which is suited for the heavy-hilly area.
針對山嶺重丘區，分散小油田鑽井廢水的処理，設計一輛適郃山嶺重丘區的石油鑽井廢水処理車。
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