問題詳情

5) You are asked to suspend solids in a low viscosity fluid. Which of the following impellers doyou choose?
(A) six-blade disk turbine
(B) 3-blade propeller
(C) helical ribbon
(D) anchor

參考答案

答案:[無官方正解]
難度:計算中-1
書單:沒有書單,新增