Water as environmental protection transmission medium has been applied in many kinds of hydraulic system.
水介质作为一种环保型传动介质已在各种液压传动系统中获得了广泛的应用。
Lead is one of the major heavy metal pollutants in the environmental water system.
铅是环境水体中的主要重金属污染物之一。
Lead is one of the major heavy metal pollutants in the environmental water system.
铅是环境水体中的主要重金属污染物之一。
应用推荐