The mechanism is comprised of steel sleeve, water nozzle, spring, positioning pin and piston.
装置由钢套、水嘴、弹簧、定位销和活塞等组成。
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The gas piston has its own return spring.
瓦斯活塞有它自己的回返春天。
应用推荐
模块上移
模块下移
不移动