车厢的密封性及其典型结构

Sealing Efficency of Van Body and Its Cnonical Structure

介绍了车厢密闭性的主要内容，提出了车厢密封的含义及密封原理，详细介绍了两种实用的接触型密封结构。

The main contents of the body sealing are introduced,the concept of body seal and the seal principle are put forward. Two useful contact seal structures are introduced in detail.