The diaphragms may be flat or corrugated.

膜片可以是扁平的，或是波纹的。

These diaphragms prevent leakage along the valve stem.

这些横膈膜防止了沿着阀杆的泄漏。

This finishing operation is omitted on bodies receiving rubber diaphragms.

这道修整工序省去了配置橡胶隔膜的阀体。

When two corrugated diaphragms are joined at the outer edges, the unit is referred to as a capsule .

当两个波纹膜片在边缘处粘结时，就构成一膜盒。