The US airframer said it has order commitments for 496 aircraft when it launched the 737 Max, while Airbus has orders and commitments for 1,200 A320neos.
波音表示发布737Max以来共获得496架的订单承诺，同时空客获得了1200架A320neo的订单和承诺。
Noticing that the Latin square has order like permutation and combination, this paper gives algorithm of searching standard Latin square fellowing this order.
文章根据排列与组合可计数的特点，给出了利用位序法求标准拉丁方的算法。
Noticing that the Latin square has order like permutation and combination, this paper gives algorithm of searching standard Latin square fellowing this order.
文章根据排列与组合可计数的特点，给出了利用位序法求标准拉丁方的算法。
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