venting quality

透气性

  • However along the Rong River in recent years sewage from enterprises increased venting . River water quality have been significant changed and I am by the time witnessed the water quality by using the water quality investigation that confirms such alarming changes .

    但近年来融江 沿岸排污企业的增多,使得 水质发生了明显的变化,而本人则通过一次亲历的水质调查印证了此种令人担忧的变化。