T/JSJTQX 22-2021 后张法预制构件孔道压浆施工技术规程附件大小:0.67MB附件格式:1个直链文件,格式为pdf 资源简介:ICS 93.080.01CCS P 28团体标准T/JSJTOX 22-2021后张法预制构件孔道压浆施工技术规程Technical specification for post tensioned prestressed duct grouti...
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