The onsite application shows that the pump is suitable for all kinds of oil Wells, especially for those with sticky oil, sand associated, high oil-gas ratio well.
现场使用表明，该泵适用于所有的油井中，特别是对稠油、出砂、高油气比的油井有很好效果。
The mix design of strong concrete should follow the principles of low water-cement ratio, low sand ratio and high bone-glue ratio, thus the relatively satisfying effect can be achieved.
高强度混凝土的配合比设计应该遵循低水灰比、低砂率、高骨胶比的原则，这样才能达到比较理想的效果。
After office study and field experiment, using suspend plug and high sand concentration with little ceramsite to control fracture, advanced fracturing success ratio.
通过室内研究和现场试验，采用“悬塞”控缝、高砂比小陶粒控缝等配套技术，有效地控制了微裂缝在压裂过程中的影响，提高了压裂成功率。
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