对以张力金属丝作为激光测长系统虚拟导轨导航基准的可行性进行了分析，给出了系统的工作原理。
The feasibility of taking strained-wire as navigating datum line of dummy guide-way was analyzed in laser length measurement system, and working principle of the system was presented.
在建立机床导轨的热阻虚拟样机的时候，首先要建立它的数学模型。
Before set up this thermal resistance virtual prototypes, we need built its mathematic model.
导轨的热阻虚拟样机能够让我们深入理解导轨热变形的热力学机理。
This virtual prototype can let us thoroughly understand the thermodynamic mechanism of machine tool's thermal distortion.
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