pressmark
常見例句
- It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.
結(jié)果證明，機用鋸條的分齒壓痕、基體碳化物狀況以及材料中的殘存元素等對機用鋸條的韌性有不同程度的影響。 返回 pressmark