粗集料组成比例
composition proportion of coarse aggregate
数据资料组组组长
Officer-in-Charge Data Section
粗细集料性能
coarse and fine aggregate performances
同心集成细分注水
concentric integrated subdivision water injection
无细集料混凝土
non-thin aggregate concrete
non-fine aggregate concrete
no fines concrete
细集料品种
variety of fine aggregate
3维集成成像显示技术
integral photography techniques