A.全風(fēng)化巖 B.粉質(zhì)粘土 C.粘土 D.淤泥
A.1/100且不大于3mm B.1/300且不大于3mm C.1/500且不大于3mm D.1/1000且不大于3mm
A.±1 B.±3 C.±5 D.±10