To optimize its vast route network, Lufthansa has to keep as many aircraft in the air as possible rendering revenue passenger kilometers.
英
美
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為了最大限度地利用其廣大的航線(xiàn)網(wǎng)絡(luò ),漢莎不得不保持盡可能多的飛機處于可用營(yíng)運狀態(tài),這樣才能產(chǎn)生最大的座公里收益。
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