When Congress voted to normalize trade relations with China at the beginning of this century, U.S. manufacturers braced for a stream of cheap goods to begin flowing into U.S. ports. 早在本世纪初国会投票决定与中国实现贸易关系正常化时，美国制造商就做好了廉价商品开始源源不断涌入美国港口的准备。 Instead, they got…