Box section telescopic boom; Telescopic mechanism; Pinless boom; Single cylinder pin type;
箱型伸缩臂； 伸缩机构； 无销式；单缸插销式；
The bit thread type is regular pin.
钻头丝扣是正规扣。
Verify type compatibility of input pin and output pin.
请检查输入与输出端口的类型兼容性。
Research of Heterogeneous Type Piston Pin Boss Hole Closed Loop Processing System.
异型活塞销孔闭环加工系统研究；
Research of Heterogeneous Type Piston Pin Boss Hole Closed Loop Processing System.
异型活塞销孔闭环加工系统研究；
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