sump pumps的意思|示意
油池泵；井底水窝水泵
sump pumps相关短语
1、 Electric sump pumps 电动潜水泵
2、 Pneumatic sump pumps 气动式潜水泵
3、 Submersible Sump Pumps 潜水污水泵
4、 Back Up Sump Pumps 备用污水泵
5、 Oily Waste Water Sump Pumps 含油
6、 furnace pit sunk sump pumps 炉坑自吸式排污泵
7、 Submersible motor pumps for sump 水池用潜水泵
8、 Sump drainage pumps 污水坑排水泵