国家标准《厅堂扩声系统模块设计规范》进行局部修订后，自8月1日起实施。修订后的标准主要增加了观众...·
近些年来，中国在多个领域创造了大量的世界之最。这一个个的 “世界首次”“世界第一”深刻地改变了中...·
常泰长江大桥是长江上首座集高速公路、城际铁路、一般公路三种办法于一体的过江通道，仍是世界上最大规...·
桥梁箱梁分单箱、多箱等。一般内部为空心状，上部两边有翼缘，相似箱子，因此得名。箱梁分为预制箱梁和...·
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1970-01-01 08:00:00
连日来，坐落我区的中铁十四局重黔铁路站前2标管片场出产车间一片如火如荼出产现象，机器轰鸣声此伏彼...
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1970-01-01 08:00:00
9月13日，记者从海南省住建厅得悉，海南省33家装配式构件出产基地正在加速全面复工复产，为海南省...
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1970-01-01 08:00:00
我国二十二冶集团安装式修建产业基地预制构件出产车间坐落河北省唐山市遵化市金山工业园区内，将传统的...
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1970-01-01 08:00:00
近日，福建省住建厅公布我省第九批装配式混凝土部品部件生产企业，漳平工业园区企业——福建惠丰建筑科...
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1970-01-01 08:00:00
3月1日上午，在三亚装配式修建构件出产基地PC构件出产厂房，跟着三亚智城装配式修建有限公司装配式...
