A.2mm B.5mm C.8mm D.10mm
A.500 B.1000 C.1500 D.1800
A.1~2类土 B.1~3类土 C.1~5类土 D.2~6类土
A.自行改正 B.请有经验的技术专家改正 C.要求原设计单位改正 D.仍按原图纸施工,一切后果由设计单位负责
A.1.5m B.1.8m C.2.0m D.2.5m
A.3mm B.7mm C.10mm D.15mm