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1970-01-01 08:00:00
《我国检查井工业研讨陈述》是中经先略经过科学的计算、数据模型剖析和定性定量研讨猜测等办法对检查井...
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1970-01-01 08:00:00
6月5日-7日,为期3天的2013第二届我国(嘉兴)节能环保与新能源工业展览会在嘉兴世界会展中心...
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1970-01-01 08:00:00
从刚刚完毕的第十七届中国世界铸造饱览会暨第十三届中国世界压铸工业博览会上得悉,芜湖新式铸管公司铸...
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1970-01-01 08:00:00
晋城市政公用集团是经晋城市市委、市政府批准的国有独资市属中型一类企业,2021年12月注册成立,...
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1970-01-01 08:00:00
检查井模具是在修建和市政设备建造工程中常用的一种模具,用于制造混凝土检查井。检查井是一种装置鄙人...