A.像方焦點(diǎn)的右側(cè) B.像方焦點(diǎn)的左側(cè) C.像方焦點(diǎn)處
A.0.10△~0.5△ B.0.50△~5△ C.0.50△~10△ D.1△~10△
A.土0.12D~土20.00D B.土0.25D~土20.00D C.土0.12D~土6.00D D.土0.25D~土6.00D