【判断题】燃油压力调节器的功能是保持输油管燃油压力与进气管内气体压力的差值恒定
【多选题】( )are the 3 traditional trade terms frequently used by traders in China.
【多选题】( )are the 3 traditional trade terms frequently used by traders in China ( )
【单选题】The three irrelevant sentences in this paragraph are
【判断题】燃油压力调节器的功能是保持输油管燃油压力与进气管内气体压力的差值恒定 10 燃油供给系 1
【简答题】In the foreign trade business, the trade terms CIF is often used. CIF is the abbreviation for ( ).
【多选题】( ) are the traditional trade terms frequently used by traders in the world.