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简介：值得内衬不锈钢复合管一提的是，虽然与前一周末相比，各主要品种价格仍继续下跌，但建筑钢材价格跌幅已明显收窄。而且，单从清明节后第一个交易日(4月7日)的走势来看，各主要品种均呈现稳中小幅上行的态势。 这一周，交通运输部今后3年总
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