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metal hardness

网络金属硬度

metal hardness

metal hardness

metal hardness

金属硬度

电力英语技术术语|国电海明 ... 2841.应力 stress 2842.金属硬度 metal hardness 2843.硬度试验机 hardness tester ...

2

It has longer life than that of butterfly valve and ball valve with the same metal hardness .

与同等金属硬密封蝶阀、球阀相比，其使用寿命成倍增长。

5

Research on metal hardness automatic test-classifying and realization

金属硬度自动检测分选的研究与实现

6

Metal face load analyzing as testing metal hardness

测试金属表面硬度时的压头载荷

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