A.1684
B.2214
C.1893
D.1535
A.4
B.5
C.6
D.7
A.7800
B.8021
C.8250
D.8135
A.706
B.677
C.812
D.633
A.7.2°
B.4.5°
C.5.6°
D.6.5°
A.3.78、4.23
B.5.03、5.87
C.4.95、5.72
D.4.16、5.60
A.6.86
B.5.60
C.7.71
D.4.16
A.y=0.4x+0.006x2
B.y=0.01x+0.006x2
C.y=0.4x+0.029x2
D.y=0.01x+0.029x2
A.错误
B.正确
A.y=0.06835x1.85
B.y=0.05725x1.81
C.y=0.10355x1.85
D.y=0.10355x1.81