air cylinder造句

1、It has an internally built-in air cylinder in the carriage assembly, reducing overall length.
它在国内的运输装配内置的气缸，减少总长度。

2、Filling air cylinder is banned.
禁止充装漏气气瓶。

3、Moreover, positioning air cylinder is an optional part, easier and more accurate fof positioning.
另外可选配定位气缸，工件定位方便、准确。