单词	De Laval noz
释义	De Laval noz 拉伐尔喷管
随便看	special tooling special tools special tools for drilling and production special tool steel special topic special traction power station special trade special trade clauses special trade passenger special trade passenger ship Special Trade Passenger Ships Agreement specialtraffic special traffic signal special trailer special train special-train special training special training device Special Training for Seafarers special-trains special transfer paper special transformation special transformer special transmission system special traverse 阻4 阻山带河阼阽阽1 阽危之域阾阿阿1 阿2 医科医草医药医蛭医道医院医风医食同源医龄匼