1) inner seal cover
内密封罩
2) seal of the visor
面罩密封
4) seal guard
密封护罩
5) integrative sealing cover
整体密封罩
1.
Rational application of an integrative sealing cover to transportation of alumina with belt conveyors in Zhongzhou Aluminum Plant;
整体密封罩在我厂氧化铝皮带输送中的合理应用
6) Seaing Cover of Bearing
轴承密封罩
补充资料:内密
1.指枢密使。 2.内部的真实情况。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条