A.松軟土 B.普通土 C.堅(jiān)土 D.砂礫堅(jiān)土
A.圖紙的圖幅為4號(hào) B.詳圖所在的圖紙編號(hào)為4 C.被索引的圖紙編號(hào)為4 D.詳圖的編號(hào)為4
A.8mm B.10mm C.12mm D.14mm