原因之一是，在平均水平线下，德国这架喷气发动机所带来的增长被地中海橄榄木和爱尔兰的亚麻布构成的摇摇晃晃的双翼飞机消磨殆尽。
One reason is that, beneath the average, a German jet engine is ripping away from a rickety biplane made of Mediterranean olive-wood and Irish linen.
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.
孩子们被要求用轻木做模型飞机。
The children were asked to model an aeroplane out of balsa-wood.
孩子们被要求用轻木做模型飞机。
The children were asked to model an aeroplane out of balsa-wood.
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