压滤机在捅滤饼时应注意的问题是什么？

A. 高压
B. 中压
C. 低压

A. a greatly reduced wind speed
B. a higher wind speed than what really exists
C. a lower wind speed than what really exists
D. more turbulent wind

A. 冰雹
B. 路滑
C. 车祸
D. 伤亡