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Industry specification

"Code for Construction and Acceptance of Heating and Sanitary Engineering"

Author: Shenzhen Zhongjing Global Purification Technology Co., Ltd.issuing time:2018-07-26 16:51:44Pageviews:2230【small in Big】

This specification is based on the National Capital Construction Committee (78) Jianfa Zizi No. 514 and (79) Jianfa Shizi 16th...

2018-07-26 2230People browsing

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