单项选择题
A.180-200m3/hB.200-210m3/hC.190-200m3/hD.220-240m3/h
A.15TB.17TC.12TD.14.8T
A.1.5-1.9MpaB.1.4-1.9MpaC.1.0-1.9MpaD.1.6-1.9Mpa