A.(0.02-0.03)MPa/s B.(0.003-0.004)MPa/s C.(0.002-0.003)MPa/s D.(0.03-0.04)MPa/sE.(0.02-0.04)MPa/s
A.小于2% B.不小于2% C.小于1% D.不大于1%E.不小于5%
A.0.4MPa/s B.0.3MPa/s C.0.5MPa/s D.0.6MPa/s