单词	semi lubricant
释义	semi lubricant n.半润滑剂
随便看	traffic classification traffic clearance indicator traffic-clogged street traffic coatings traffic coefficient traffic collecting traffic collection traffic collision traffic combined condition collision diagram Traffic command system traffic communication construction traffic community traffic-compacted road traffic components traffic composition traffic computer traffic concealing traffic concentration traffic condition traffic condition diagram Traffic Conditioning traffic condition in projectwater traffic conditions Traffic Conditions in Plant Area traffic conflicts