source water quality improvement

 
  • 水源水质改善

source water quality improvement的用法和样例:

例句

  1. And the House of Representatives stuck provisions requiring the use of American materials into bills about water quality improvement and new school facilities.
    并且众议院坚守有关要求使用美国原料的条例改成有关水质改善和新添学校设施的法案。

source water quality improvement的相关资料:

临近单词

今日热词
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