air dropping
- 空投;空降
![air dropping](../cache/502753.jpg)
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Meanwhile , United Nations plans to start air dropping food to rural villages are being held up .
与此同时,联合国向乡村空投食物的计划被搁置。
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Air temperature dropping and humidity rising can be measured in the sprinkling zone .
喷灌水滴的蒸发影响了田间小气候的变化,观测到喷灌区域内温度下降、湿度增加。
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The results indicate that each order natural frequency of the blades has a slighter drop in water than in air , whose dropping degree is characterized by the non-linearity .
结果表明,叶片在水中的各阶固有频率较其在空气中均有所降低,且其降低程度具有非线性的特点。
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He turned to land on the beach , beating his wings to stop an inch in the air , then dropping lightly to the sand , The other gulls landed too , but not one of them so much as flapped a feather .
他转身准备在海滩上着陆,先挥动两翼,在空中停口片刻,然后轻轻落在沙滩上。其他海鸥也降落下来,但他们中间谁也没有挥动一根羽毛。
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If the atmosphere isn 't growing like the land and water are , air pressure would start dropping .
如果大气层不像陆地和海洋那样扩张,那么气压会开始下降。
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The most recent data show demand for air freight fell more than three percent globally during July . Perry Flint of the International Air Transport Association , " It can also , as you start to see air cargo dropping off and you are seeing other signs -- it can also be a leading indicator of a downturn . "
国际航空运输协会的佩里·弗林特说:“当你开始看到空运货物量下降的时候,其他迹象也会显示同样的趋势,也就是说,空运量也可以是个主要指标。”