A.一個(gè)點(diǎn) B.二個(gè)點(diǎn) C.三個(gè)點(diǎn)
A.采掘規(guī)程 B.測(cè)量計(jì)算方法及圖紙?zhí)罾L、對(duì)算 C.野外踏勘
A.1/4000 B.1/6000 C.1/8000