单项选择题
A.100~150m3/hB.120~170m3/hC.125~175m3/hD.150~200m3/h
A.18-22℃B.28-32℃C.38-42℃D.48-52℃
A.55~60℃B.65~70℃C.75~80℃D.85~90℃