abrasive particle hardness
abrasive particle hardness
磨料颗粒硬度
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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When WC content is more then 50%, spray-fusing technological property becomes worse, hardness of sprayed coating and low-stress abrasive particle wear resistance are weaken.
当w（WC）大于50%时，WC的加入使喷熔工艺性能变得极差，喷熔层的硬度和耐低应力磨粒磨损性能降低。
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