This paper presents a new method for the efficiency test of model water turbine with the help of a single board microcomputer.
本文介绍模型水轮机效率试验中使用单板微型计算机的一种新方法。
Through the test of model beam, we build the relationship between characteristics of vibration with attached load and its damaged mode.
通过模型梁试验，建立起简支梁在附加荷载作用下振动特性与破损模态之间的关系。
Estimation of GM (1, 1) model parameter usually adopts the least square criterion, but test of model precision often USES average relative error criterion.
估计GM(1,1)模型中的参数通常采用最小二乘准则，而在模型精度检验时又常采用平均相对误差。
The development, lab analog test and field test of Model ZYF hydraulic hole packer are presented in the paper.
介绍了ZY F型钻孔液压封孔器的研制、实验室模拟试验及现场工业性应用试验情况。
This paper presents main technical parameters, structural composition, principle of work and industrial test of Model DYZ 220 charging car for the underground mine.
介绍dyz 220型地下装药车的主要技术参数、结构组成与工作原理及其工业试验。
This paper presents main technical parameters, structural composition, principle of work and industrial test of Model DYZ 220 charging car for the underground mine.
介绍dyz 220型地下装药车的主要技术参数、结构组成与工作原理及其工业试验。
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