词汇	air lock feeder
释义	air lock feeder 气闸进料器
随便看	petroleum process technology petroleum process unit petroleum prodection country petroleum produced wastewater petroleum producer petroleum producers association petroleum-producing petroleum product property petroleum products Petroleum products and lubricants TC petroleum products blending petroleum products evaporation loss petroleum products export tax petroleum products property petroleum products tax petroleum products transportation petroleum project petroleum property petroleum prospect petroleum prosperity petroleum province petroleum provinces petroleum provision petroleum pudding petroleum pullution