The effects of different technological parameters on mechanical properties of high carbon steel wire have been investigated by crossed test method.
用正交试验的方法研究了不同工艺参数对高碳钢力学性能的影响。
The paper studies the chemical and mineralogical compositions, the technological and physical properties of tripoli by means of chemical analysis. X - ray diffraction and technological test.
借助于化学分析、X射线衍射分析、工艺性能试验等方法，对粉石英的化学成分、矿物成分、工艺物理性质进行了研究。
The main mechanical properties of scrimber and Parallel Strand Lumber (PSL) were researched through technological test.
通过工艺实验，对重组木和单板条平行胶合材(psl)的主要力学性能进行了研究。
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