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。