单项选择题
A.3.4 B.2.5 C.4.6 D.5.2
A.qⅠ=1.99L/s,qⅡ=2.12L/s B.qⅠ=2.68L/s,gⅡ=2.12L/s C.qⅠ=0.67L/s,qⅡ=0.42L/s D.qⅠ=2.06L/s,gⅡ=2.12L/s
A.1.20 B.1.83 C.2.08 D.1.59