常見例句用作名詞 (n.)It shows the indicated airspeed and the Mach number.它顯示了飛行速度和馬赫數(shù)。The cruising speed of this new type of fighter is Mach two.這種新型戰(zhàn)鬭機(jī)的巡航速度爲(wèi)聲速的兩倍。 返回 Mach