摘要
本文旨在介绍一种利用高粘度物料自身的内摩擦力起阀门密封作用的新型闸阀及其密封性能探讨。
One new valve which depends on the inner friction force of the content with high viscosity to have the seal function was introduced in this article. Moreover, the seal property of this valve was discussed here.How to Make the Match between Materials of Shell and Tubes in Strength
