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prestage meaning in Chinese

初步点火
预备阶段
预级;前置级
预先阶段

Examples

  1. Because of the jet flow field for the prestage of hydraulic servo valve driven by jet flow , it is difficult to build an accurate mathematical model , thereby the analysis of servo pipe and whole servo control system is difficult to be carried out
    由射流前置级驱动的伺服阀,由于射流流场的不确定性及流场分布的复杂性,因而很难建立精确的数学模型,从而使伺服阀及整个伺服控制系统的分析难以实现。
  2. In this paper , field of servo valve prestage is simulated and tested . the 2 - d geometric model of the jet flow field is established by utilizing the cad software autocad , according to the parameter of practical size . the mesh of the model is generated by gambit which is the preprocessor of the fluent software
    本论文针对伺服阀前置级射流流场的流动情况,按照实际使用中伺服阀前置级的参数,应用cad软件autocad建立二维几何模型,运用fluent前处理软件gambit进行了网格的划分。
  3. A transparent model is used to make the deflection jet board grounded on the inhere enlarged dimensions . the finished experiments are conducted to catch the flow rate directions and the situation of cavitation using a high - speed video cameras . in this paper , the finite element analysis and visualiation research of servo valve prestage jet flow field are carried out , which establish the theoretical foundation for mathematical model of servo valve prestage and the whole mathematical model of hydraulic servo valve
    在对射流前置级驱动的伺服阀射流流场数值模拟的基础上,用有机玻璃在偏导射流板原始尺寸的基础上进行了扩大,制作了透明的偏导射流板,运用高速摄像机、液压泵站等组成了可视化实验系统,对射流流场的流速方向、涡流、气穴等现象进行了多方位的观测,并通过对接收管接收压力的测试,对流场分析结果进行了验证。
  4. Model sa - 31 and sp - 331 tantalum crystal detachable amplifier and the sa - 32sp332 transistors prestage - rearstage detachable amplifier respectively won the " best requtation award " and " good reputation award " with their outstanding acoustic and elegant figures . in the third national av equipment exhibition in 1997 . shengya won champion again with its outstanding acoustics
    在历年举办的全国音响器材大展,声雅的众多产品都得到专家组给予“最受好评” “深受好评” “专家组一致好评产品” “专家组好评产品”等殊荣。

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