模拟结果表明，原锥压式调节阀在开度较小的情况下介质发生了严重的汽化现象，气化率达90%以上，介质速度高，以至于底板被冲击至击穿。
It can be concluded that the medium has high speed and serious vaporization phenomenon of the original cone structure in the case of small opening, the vapor volume fraction is more than 90%.
沿袭用锥模型来逼近原问题的思路，本文主要研究锥模型拟牛顿信赖域方法的参数选择、收敛性和数值实现。
In this paper, we mainly discuss the modified quasi-Newton trust region methods based on a conic model (TRCM method) and prove their convergence properties.
它在原滚珠丝杆副，滚锥丝杆副的基础上进行了结构改进。
A structural improvement is implemented on the base of an original ball screw pair and a rolling cone screw pair.
它在原滚珠丝杆副，滚锥丝杆副的基础上进行了结构改进。
A structural improvement is implemented on the base of an original ball screw pair and a rolling cone screw pair.
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