turning block four-bar linkage的意思|示意
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英 / /
回转块四连杆机构
turning block four-bar linkage的网络常见释义
转块四连杆组 ... it's basically a four-story concrete block 其实只是一栋四层楼的混凝土建筑 rocking block four-bor linkage 摇块四速杆组 turning block four-bar linkage 转块四连杆组 ...