阀杆采用V型填料密封结构，V型填料能将填料压盖的压紧力及介质力有效地转化成阀杆的密封力。
V type packing structure has been employed to effectively transform the pushing force of the gland flange and the medium pressure into the sealing force against the stem.
将有限元方法应用于特高压紧凑型输电线路电场强度的计算。
The finite element method is applied to calculate electric field intensity of ultrahigh voltage compact transmission lines.
结果，圆形样品测试中，两个壶型核部分没有完全压紧，出现了不必要的空气缺口。
It turns out that, in the prototype samples we tested, the two pot-core halves were not completely pressed together, thus creating an unwanted air gap.
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