bottom ash hopper

常见例句

雙語例句

• In the view of engineering applications, two kinds of fly ash silo structures derived from its bottom shapes are highlighted as the type of flat bottomed and the type of hopper bottomed.
  從工程應用出發，簡單介紹了以灰庫的庫底形狀分類的兩種主要的結搆型式，平底灰庫和漏鬭型灰庫。
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