1)  Quasi-steady state
准定态
2)  origin reference location
基准定位
1.
This new method has been proved to be able to improve the origin reference location accuracy and efficiency greatly.
针对三坐标测量基准定位误差较大及定位不便等问题,提出了一种基于几何体中心的三坐标测量数据重定位整合技术。
3)  quasi-steady
准定常
1.
Put forward a new method for long-span bridge buffeting analysis which using quasi-steady aerodynamic stiffness and unsteady aerodynamic damping based directly on wind tunnel test.
提出采用准定常气动刚度与基于试验的非定常气动阻尼进行气动修正的大跨度桥梁抖振计算新模型。
2.
Numerical simulations on the quasi-steady and unsteady flow in Aachen 1-1/2 Axial-Flow turbine stages are performed in this paper, and the influences of the rotor-stator interaction on the fluctuating velocity, flow angle, wall-pressure and loss mechanism are discussed.
本文对Aachen一级半轴流式透平进行了准定常及非定常流动的数值模拟,讨论了引发动静干涉效应的主要因素,分析了非定常效应对叶栅通道中脉动速度、气流角、型面压力分布以及损失结构的影响。
4)  quasi-steady flow
准定常流
1.
On the hypothesis of isentropic flow and quasi-steady flow,a model of gas parameters in the storage chamber is established by a method of the lumped parameters.
在等熵流和准定常流假设条件下,采用集总参量法,建立了弹后高压火药气体通过小孔在弹体内气室与弹后空间之间流动的气体参数理论计算模型。
5)  standard definition
标准定义
6)  quantity standard
标准定额
参考词条
补充资料：准定
1.肯定，一定。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。