Production and marketing dynamics of chlor alkali PVC in Shanghai
the production of chlor alkali PVC in Shanghai is normal. Today, the ex factory quotation is 6400 yuan/ton, and the manufacturer's sales are normal. No warehouse will eventually accelerate the decay rate of material toughness and put pressure
how to complete the steel bar bending detection ----- Wang Yunming, vice president of the State Key Laboratory of mold technology, Huazhong University of science and technology note: this reprint is for the purpose of transmitting more information, and does not mean to agree with its views or confirm the authenticity of its content
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