A.先核定規(guī)模、后核準(zhǔn)發(fā)行 B.只核定規(guī)模 C.直接核準(zhǔn)發(fā)行 D.B和C
A.1/2 B.1/3 C.2/3 D.1/4
A.30% B.40% C.50% D.60%