structure refining的用法和樣例：
例句
- The key to fining the structure of ingot casting lies in the formation of a number of fine equiaxed crystal grains.
金屬鑄態(tài)組織細化的關(guān)鍵是獲得大量細小等軸晶。 - The commonly used inoculating processes and possible structural refinement mechanism of cast magnesium alloys are summarized in this paper.
總結了常用鑄造鎂合金組織細化所采用的方法及可能的細化機理。
