单项选择题
A.60mm B.15mm C.30mm D.30cm
A.420×594 B.297×420 C.594×841 D.841×1189
A.发包方 B.发包、承包双方各占一半 C.承包方 D.国家承担
A.25% B.30% C.33% D.35%
微信扫一扫,加关注免费搜题
