内置式浮动销杆又由硬体滑杆和软体滑杆组成，浮动销杆只能在空心的握柄、弯力弹簧和空心的竿身套管内移动。
The built-in float pin rod comprises a hard and a soft slide rod, and moves only in the hollow holding handle, the bending spring, and the hollow casing for the rod body.
本厂是汽车发动机液压挺杆和活塞销的专业化生产企业。
The factory is Tappet car engine and hydraulic piston pin the specialized production enterprises.
为实现各类异形销孔的精密加工，提出了一种基于磁致伸缩材料的新型镗杆结构，并对其进行了结构优化和试验验证。
A new magnetostriction material boring bar is presented for precision finishing of different types of odd-shaped pinholes, and structural optimization and test validation are carried out.
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