横膈膜的英文：
the diaphragm

The diaphragm draws air into the lungs.
横膈膜向下运动让空气进入肺部.

Beneath the handwheel is a hexheaded externally-threaded diaphragm-retaining nut.
手轮下面是一个六角形外螺纹横膈膜止动螺母。

The diaphragms may become permanently inverted and the elastomeric stem tip can cold flow down the throat of the valve.
横膈膜会永久性的翻转，人造橡胶阀杆尖端会冷变形到阀门的喉管处。

It's a kind of gauze diaphragm.
那是种金属防火网 。

They will cause the speaker diaphragm to vibrate.
它们将引起扬声器薄膜振动。

The diaphragms may be flat or corrugated.
膜片可以是扁平的，或是波纹的。

It was a terylene diaphragm coated with a layer of aluminum.
它利用一个镀有铝层的涤纶膜片。

A unique example of the slack diaphragm is the draft gage.
弱膜片的典型例子是风压计。