为减少产品与干燥器底板接触过热,振动流化床干燥器底板上装有()。
A、泡帽
B、泡罩
C、分布板
D、挡板
参考答案:A
安全控制的方针是( )。
A.以人为本
B.安全第一,预防为主
C.以人为本,安全第一
D.以人为本,预防为主
I went to the beach and got plenty of rest.() You looked tired last time I saw you.
A.I hope so
B.Really
C.I'm glad you did
D.The sound was nice