... hardness scale 硬度计 hardness self-excitation 硬自励 hardness test 硬度试验 ...
基于44个网页-相关网页
... hard scale 硬垢 hard self-excitation 硬自励 hard service cord 耐用软线 ...
基于20个网页-相关网页
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hard self-excitation
hardness self-excitation
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