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(2009-10-23)关于混凝土膨胀剂使用问题,锡质监〔2004〕12号文明确指出:1.设计单位应明确性能指标而不是指定特定型号及掺量;2.采购单位应对膨胀剂质量负责,施工建设
(2009-10-23) On the use of concrete expanders, tin quality Supervision [2004] No. 12 clearly pointed out: 1. The design unit should be clear rather than specifying the specific performance of the model and dosage; 2 procurement units should deal with the expansion agent Quality is responsible for construction