It was a hole... a new type of crime flourished: kidnappings.
那是一个洞…一种新的罪行滋生了：绑架。
Bag type: pillow bag, Corner folded standing bag, Punch hole bag.
可制袋型：枕式袋，折角立式袋，打孔袋。
The design method of the key components of new jet type down-hole supercharger is analyzed.
探讨了新型射流式井下增压装置的射流元件、组合阀、增压缸体和外缸体等关键部件的设计问题。
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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