单词	course bond
释义	course bond [建] 丁砖层
随便看	traction bracing traction by pulling and extension traction cable traction carpet traction cell traction circuit traction clutch traction coefficient traction coefficient measurement traction condition characteristic test traction-control traction control traction control line traction control system traction control unit traction convertor traction crusher traction current traction device traction differential traction ditcher traction diverticula traction diverticulum traction diverticulum of esophagus traction drill wagon 121122151 121122152 121122153 121122154 121122221 121122234 121122245 121122334 121122335 121122351 38589 38590 38591 38592 38593 38594 38595 38596 38597 38598