Axial force is balanced by back vane or balanceable hole, for the specification with big radial force; we adopt double-wear passage design.
轴向力由副叶片或平衡孔平衡，对于径向力在的规格采取了双壳体设计；
Axial force is balanced by auxiliary vanes or balance hole, for big axial force specs adopt double-case design.
轴向力由副叶片或平衡孔平衡，对于径向力大的规格采取了双壳体设计。
The two technical problems faced by the technology of under-balanced horizontal well drilling with gas injection are the down-hole motor and the conventional MWD can't work normally.
注气欠平衡钻水平井技术面临的两大技术难题是井下动力钻具不能正常工作和常规MWD无法正常工作。
One balanced a ball on the end of its nose. Another dug a hole that went all the way through the earth and fell out on a star on the other side. Still another danced on a tightrope.
其中一只会在鼻尖上平稳地顶著一个球不让它掉下来，另一只挖洞穿越了地球，从另一端掉到星球上去了，还有一只在能在钢丝上跳舞。
One balanced a ball on the end of its nose. Another dug a hole that went all the way through the earth and fell out on a star on the other side. Still another danced on a tightrope.
其中一只会在鼻尖上平稳地顶着一个球不让它掉下来，另一只挖洞穿越了地球，从另一端掉到星球上去了，还有一只在能在钢丝上跳舞。
The concepts of "Hole" and "Balanced ring" are proposed in Chapter 4 to improve the previous fault tolerant routing algorithms.
第4章提出“均衡环”和“洞”的概念来提高现有容错路由算法的性能。
The concepts of "Hole" and "Balanced ring" are proposed in Chapter 4 to improve the previous fault tolerant routing algorithms.
第4章提出“均衡环”和“洞”的概念来提高现有容错路由算法的性能。
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