- 不通电试验
- 常温试验
- 寒冷试验
- 冷试法
- 冷态试验
- 耐低温试验
- 凝固点测定
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cold test中文什么意思
例句与用法
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- Focusing on the performance evaluating and the design of tripropellant injector , adopting the cold test rig with background pressure supply , malvem particle analyzer , ccd photography system , tripropellant hot test - bed , numerical simulation software and auxiliary theoretical a nalysis , the d ischarge c haracteristic a s w ell a s a tomization p erformance o f the injector and the combustion performance as well as the mode - transition characteristic of thrust chamber are studied detailedly based on the 3 different structures of coaxial tripropellant injector , large numbers of important conclusions are gained
本文围绕三组元喷嘴的性能评定及设计方法。采用反压冷试台、马尔文测粒仪、 ccd高速摄影系统、三组元发动机热态试验台、数值仿真程序及辅助理论分析等多种技术手段和研究方法，对三种结构的同轴式三组元喷嘴深入进行了喷嘴流量特性和雾化特性、推力室燃烧性能和转工况性能研究，得到了大量重要结果。 - The calculated results of cold nozzle flow are in agreement with some cold test one . through calculation , the parameter distributions of regulated nozzle flows were obtained . they state that the design of the regulated nozzle is reasonable , and its velocity loss at discharge section is less than 2 . 3 % comparison with no regulated nozzle
3 、计算结果与已有的试验结果对比相符，计算获得了可调喷管的流场参数分布，表明可调喷管的设计合理，与不可调喷管相比，流动的出口平均速度损失小于2 . 3 。 - The second , a complete simulation computation method for output circuit of broadband klystron is developed , basing on existing program isfel3d for simulation computation of three dimensions electromagnetic field , principle of output circuit of broadband klystron and microwave network theory . some practical examples are calculated and the calculated results are compared with cold test results , so that the reliability of the simulation computation method is proven
第二，基于现有的三维电磁场模拟计算软件isfel3d 、宽带速调管输出回路原理和微波网络理论，建立了一套完整的宽带速调管输出回路模拟计算方法，并通过实际例子的计算结果和冷测结果的比较，验证了该模拟计算方法的可靠性。 - The numerical method based on the coupling of the finite difference method in time domain with the discrete fast fourier transform is applied to calculate the first four eigenfrequencies and eigenfunctions of the six - cavity with open boundary . the absorbing boundary condition for tem wave is tested numerically , and it is applied to writing the code . the cold testing of the cavity is done and the results are good agreement with the numerical results
计算x波段六腔开放腔前四个模式的场分布;根据第二章公式分别计算x波段六腔开放腔前四个模式的电子负载电导并总结了这四种工作模式渡越效应的规律，基于这种小信号理论分析了x波段渡越辐射振荡器，得到了工作模式及可能产生的模式竞争。