A.最大粒徑 B.間斷級配 C.連續(xù)級配 D.單粒級
A.2.36mm B.1.18mm C.0.6mm D.0.3mm
A.較多的粗顆粒、適當(dāng)?shù)闹蓄w粒、較少的細(xì)顆粒 B.較多的中顆粒、適當(dāng)?shù)拇诸w粒、較少的細(xì)顆粒 C.較多的細(xì)顆粒、適當(dāng)?shù)闹蓄w粒、較少的粗顆粒 D.各三分之一細(xì)顆粒、中顆粒、粗顆粒