The dependence of jet speed upon pressure and that of wavelength of surface wave upon vibration condition was studied through rapid solidification.
并以此为基础研究在层流射流条件下 ,金属熔体受一定激振频率后产生的表面波波长和激振频率的关系。
Porous material property shocked was studied and analyzed. Approximated jet speed calculation method was presented and compared with the measurement results.
对多孔材料的冲击特性进行了分析和研究,给出了多孔材料药型罩聚能射流速度的近似计算方法,并与实际测试进行了对比。
Today people and goods travel by jet aircraft and fast ships, and information is transmitted at the speed of light over the Internet.
人和货物通过喷气式飞机和快船来流动,而信息是通过互联网以光的速度传送。
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