The flier flew a new - type jet plane.
飞行员驾驶一架新式喷气机。
The flier flew a new-type jet plane.
飞行员驾驶一架新式喷气机。
The structure of DY type outlet and its jet performance was described.
介绍了DY型风口的结构及射流特性。
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。
The principle of a new type of the air jet loom controlling system is described.
论述了喷气织机的一种新型控制系统原理。
The principle of a new type of the air jet loom controlling system is described.
论述了喷气织机的一种新型控制系统原理。
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