1) tandem articulated gear
串联式减速齿轮箱
3) tandem articulated gear
串联式减速齿轮
4) tandem articulated type reduction gear
串行联结式减速齿轮
5) nested-type reduction gear
巢式减速齿轮箱
6) articulated reduction gear
联接式减速齿轮
补充资料:串联式空习装药战斗部
[英文]:series shaped-charge warhead