原文：
　　1、2000年全球共有反倾销案251起，略高于20世纪90年代年均232起的数字。但是，2001年，反倾销案件猛增到创纪录的348起。
　　2、事实表明，一旦经济陷入衰退，贸易保护主义就会抬头。2002年3月20日，美国正式启动201条款，对进口钢材加增30%的进口关税，这就是贸易保护主义的最好例证。
　　3、美国钢铁业由于自身的结构问题，再加上本国经济萧条的打击，许多钢铁公司纷纷倒闭。
　　参考译文：
　　1. There were 251 anti-dumping cases put on file throughout the world in 2000, a slightly higher number than the annual average of 232 cases throughout the 1990s. In the single year of 2001, however, the number suddenly rose to a record high of 348.
　　2. Facts have shown that trade protectionism begins to prevail when economic depression occurs. The best proof of this was the U.S. Trade and Tariff Act’s section 201, which was made effective on March 20, 2002, and imposed a 30% and a valorem duty on imported steel.
　　3. Due to structural problems in the domestic steel industry and the negative impact of economic depression in the United States, many U.S. steel producers went bankrupt.