Innovation in aviation has centered on the development of the jet engine for civil use, first in a turbo propeller form and later as a pure jet.
航空业的革新集中于民用航空喷气式发动机的研发，首先是涡轮螺旋桨发动机，后来是纯粹的喷气机。
It has been shown that the results of mechanical stress are in agreement with that of the JET toroidal field coils, the shearing stress is small along conductor, approximate to pure tension coil.
计算结果表明，拉应力结果与JET环向场d形线圈的结果一致，沿导体的剪应力很小，近似为纯张力线圈。
Using the self-made ink from reactive dyes and reformed jet printer to imitate the ink jet printing process on the pure cotton fabrics.
自制活性染料水溶性墨水，并使用改造的喷墨打印机对纯棉织物模拟喷墨印花试验。
The structure of the micro jet , which works in the pure shear mode , is improved upon by introducing mechanical plus and consequently the driving ability is heightened .
对工作在纯剪切模式的微喷结构进行改进，引入了机械增益，大大提高了微喷的驱动能力。
The ink density of ink-jet printing paper containing acid-activated bentonite is similar to the sample containing pure SiO2.
含酸化膨润土的纸样色密度与纯二氧化硅的纸样相差不大。
The ink density of ink-jet printing paper containing acid-activated bentonite is similar to the sample containing pure SiO2.
含酸化膨润土的纸样色密度与纯二氧化硅的纸样相差不大。
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