单词	antimony concentrate
释义	antimony concentrate 锑精矿
随便看	water pump seal thrust spring water pumps efficiency water pump shaft water pump shaft bearing water pump shaft gear water pump shaft slinger water pump shaft spacer water pump spindle water pump spindle distance piece water pump spring water pump station water pump suction pipe water pump system water pump thrust washer water pump type selection water pump unit water pump vane water puppet water purification water-purification water purification agent water-purification and sewage water purification car water purification device Water-purification factory