packing seal

常见例句

Depending on the situation of the shaft sealing with mechanical seal and soft packing seal two structures.
轴封根据情况有机械密封和软填料密封两种结构。
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Proved by practice, the floodgate valve packing seal after transforming can not merely well solve the sealed seepage problem , and has produced very great security and economic benefits.
经实践证明，改造后的闸阀填料密封件不仅能够很好地解决密封渗漏问题，而且产生了很大的安全和经济效益。
In this paper, the traditional packing seal is analyzed and studied. A kind of new packing seal structure is developed with good practical application effectiveness, in industrial production.
通过对传统填料密封的分析研究，论证了双端面填料密封的科学性，开发了一种新型填料密封结构，并在工业生产应用中取得了实用效果。