wooden propeller
... wooden post and rail fences ==> 木杆围栏 wooden propeller ==> 木螺旋桨 wooden pump logs ==> 木制溢流导管 ...
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... 木滚子 wooden roller 木螺旋桨 wooden screw 枕木 wooden sleeper ...
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双木质螺旋桨 two-bladed wooden propeller
本文简要介绍了在螺旋桨飞机座舱降噪设计中采用的蜂窝刚度处理技木。
An acoustic treatment technology of honeycomb sandwich stiffened structure to reduce cabin noise for propeller airplanes is presented briefly.
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