其他条件不变,塔底温度过低会使塔底产品不合格。
参考答案:对
—How wise of you to come round, but why?
—﹍﹍that all is right.
A.See
B.To see
C.Seeing
D.For seeing
下列哪项属于前后配穴()
A.膻中、心俞
B.中脘、三阴交
C.期门、太冲
D.太溪、肾俞
E.中极、三阴交