选择恰当的词语填在横线上,注意搭配得当。
美丽 凉爽 亲爱 幸福
_______的白塔 _______的伙伴 _______的风 _______的生活
美丽 亲爱 凉爽 幸福
Although difficult, she finished the job on time, so I think she certainly deserved________.
A.being praised
B.to be praised
C.to praise
D.having praised
()主要是通过增大砂轮的切削深度和降低工作台纵向进给速度的方法来实现的。
A.恒压力磨削
B.高速磨削
C.缓进深切磨削
D.切入磨削