| 1. | Then you need a free and undamaged landing field
然后你需要一个空闲的未损坏的机场。
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| 2. | The pilot shut off the motors and glided down to the landing field
驾驶员关了发动机,滑行降到机场上。
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| 3. | Main landing field primary landing site
主着陆场
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| 4. | Effect of straw cover on wheat yield and soil environment in dry land field
稻草覆盖对旱地小麦产量与土壤环境的影响
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| 5. | Alternate landing field
另择降落机场
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| 6. | In their attempt to retake the island s landing field , the japanese are outnumbered four to one
在为期六个月的战事，近三万人阵亡，战况极其惨烈. .
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| 7. | Planes cannot take off using the same landing field while another aircraft is taking off or landing
当一架飞机起飞或着陆的同时，另一架飞机不能使用同一条跑道。
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