例句與造句

1. Mercury contamination of crops and vegetables around the zinc smelting plant
   鋅冶煉廠周圍農作物和蔬菜的汞污染及健康風險評價
2. Survey on the situation of mercury contamination and its occupational damages in a fluorescent lamp factory of anyang
   安陽市某熒光燈廠汞污染現(xiàn)狀及職業(yè)危害調查
3. It's difficult to find mercury contamination in a sentence. 用mercury contamination造句挺難的