heattreatment

The response of T1 phase size to heattreatment processing and rare-earth element content are discussed.

根据T1相尺寸测定结果，析了T1相尺寸与工艺、稀土元素之间的关系。

Through a series of tests,the effect of heattreatment on the structure and properties of abrasive resistent mottled ductile iron was investigated.

通过一系列试验，研究了对麻口耐磨球铁组织和能的影响。