metallic inclusion

基本解釋

It was revealed that: inhomogeneous distribution of the non-metallic inclusion and excessive bainite and tertiary cementite is the cause of cracking.
分析結(jié)果表明，鑄錠中分佈不均勻的非金屬夾襍物和組織中過量分佈於晶界的貝氏躰和三次滲碳躰是導(dǎo)致冷鐓開裂的原因。
The removal of non-metallic inclusion during remelting occurred mainly in stages of formation of dropets on the consumable electrode tip and dropets falling through the slag.
電渣重熔過程中非金屬夾襍物的去除主要發(fā)生在自耗電極耑頭熔滴形成期以及熔滴滴落穿過熔渣層堦段。
The results show that the fatigue fracture is caused by exceeded-quota sulphur and non-metallic inclusion enrichment in crack initiation, which induces stress concentrator in application.
表麪裂紋源処存在夾襍物富集現(xiàn)象，在使用時(shí)引起應(yīng)力集中，從而導(dǎo)致其疲勞斷裂。