grain-refinement treatment

基本解释

The mechanism of grain refinement during cast-rolling process with ultrasonic treatment is discussed, and the presented …
指出目前超聲波鋁鑄軋過程中存在的問題。
The mechanism of grain refinement during cast-rolling process with ultrasonic treatment is discussed, and the presented problems are pointed out.
探討超聲波空化現象及聲流作用對鑄軋鋁板帶組織細化作用的機制。指出目前超聲波鋁鑄軋過程中存在的問題。
It reviews the optimization measures of Al-Si piston alloy, including kinds, chemical composition, grain refinement, modification, alloying and heat treatment.
評述了鋁矽活塞郃金的種類，化學成分，晶粒細化，變質処理，郃金化和熱処理工藝等優化手段。