rockwell scale 中文意思是什麼
rockwell scale
解釋
洛氏硬度試驗-
Silicon is a hard, brittle material registering 72. 6 on the rockwell "a" hardness scale.
硅是硬而脆的材料,根據Rockwell「A」硬度分度測值為726。 -
Silicon is a hard, brittle material registering 72. 6 on the rockwell " a " hardness scale
硅是硬而脆的材料,根據rockwell 「 a 」硬度分度測值為72 6 。 -
Ra rockwell hardness a scale
洛氏硬度 -
Rc rockwell hardness c scale
洛氏硬度 -
A hardmetals - rockwell hardness scale a test method
硬質合金洛氏硬度 -
A powder metallurgy. hardmetals. rockwell hardness test a - scale - test method
粉末冶金.硬質合金.洛氏硬度試驗 -
Rb rockwell hardness b scale
洛氏硬度
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