A.97<=cl<=122
B.(97>=cl)||(122<=cl)
C.(cl>=97)&&(cl<=122)
D.(cl>='97')&&(cl<='122')
A.CL=(E/ρ)1/2
B.CL=[(E/ρ)(1+ς)/(1+ς)(1-2ς)]1/2
C.CL=[(E/ρ)(1-ς)/(1+ς)(1-2ς)]1/2
D.CL=(G/ρ)1/2
A.60H
B.00H
C.04H
D.0A0H
A.UCL=0.1 9
B.UCL=0.145
C.UCL=-
D.LCL=0.01
E.CL=0.O01