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硬质合金洛氏硬度(A标尺)试验方法
Hardmetals--Rockwell hardness(scale A) test method
价格:¥0.00
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硬质合金矫顽(磁)力测定方法
Hardmetals--Determination of(the magnetization) coercivity
价格:¥0.00
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石墨电极测定方法 石墨电极热膨胀系数(CTE)测定方法
Method for the determination of the coefficient of thermal expansion of graphite electrodes
价格:¥0.00
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可膨胀石墨
Expansible graphite
价格:¥0.00
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