average concrete
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美
- 普通混凝土
双语例句
- The shearing performances of the stud connectors of steel-steel fibre concrete composite beams were studied and compared with those of steel-concrete composite beams.
研究钢与钢纤维混凝土组合梁栓钉连接件的抗剪性能,并和钢与普通混凝土组合梁的栓钉连接件的抗剪性能进行对比。
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