concrete: adj.1.具体的，有形的；实在的，实际的。2.固结成的，混凝土制的。3.图案诗歌的(参阅concrete poetry)。短语和例子a concrete fact 具体事实。 a concrete vessel 混凝土船。 in the concrete 具体地，实际上。n.具体物；凝结物；混凝土；【逻辑学】具体名词；【文学】具体诗歌。 a concrete-mixer
This machine is applicable to various concrete burned bricks from wasted residues such as coal and slag . these bricks can replace the red brick we use now . they are the first choice of material for wall reform Qt3 - 25qt10 - 15型全自动砌块成型机，该机适用生产此粉煤炭矿渣等废渣为原料的各种混凝土免烧砖：如实心砖，多孔砖等，该产品可代替现有的红砖，是墙体改革的首选材料。
