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The middle reaches of the Yangtze River is located in the central part of China, with a larg
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Counterbalance valve is a special function of the valve, it has good flow characteristics, the
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This standard applies to steel-making, alloy smelting as a composite deoxidizer and a calc
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In the face of the economic crisis, Huaxing Machinery Stone Machinery Co., Ltd. carefully de
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China's machine tool industry has made a historic breakthrough i
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Recently, Jilin Tonghua Iron and Steel Group Co., Ltd. (hereinafter referred to as "Ton