- 搜標題
- 搜題干
- 搜選項
單項選擇題
經(jīng)粗分級處理的產(chǎn)品細度為0.08mm方孔篩篩余（）左右.
A.5%~8%
B.8%~10%
C.10%~20%
D.20%~25%
A.5%~8%
B.8%~10%
C.10%~20%
D.20%~25%
