主要产品有门锁、铰链、搭扣、护板等。
Our main products consist of lock, hinge, buckle, track, etc.
对已起动的破碎机，应先空转几分钟，空转时可以检查基座、防护板链等，如无异常，可开始给料。
Already starting to the crusher, should first idling for several minutes, can check base, idling protective plate chain, such as no abnormalities, can start feeding.
开发的新型管道封堵器由中心管、气囊、活塞、弹簧、夹板、护板、内接头、外接头、连接板和楔键等组成。
A newly developed pipeline plug is composed of a central pipe, balloon, piston, spring, clamp, backplate, inside and outside joints, connecting plate and a wedge key.
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