air drop

A few years removed from hosting the Summer Olympics, with virtually no winter sports tradition to speak of and bad air that gets worse when the temperatures drop, China's capital seemed as likely a choice to host the Winter Games as Dubai or Bankok.

北京在几年前刚刚举办过夏季奥运会，而且实际上没什么说得上来的冬季体育运动传统，再加上气温下降时空气质量会更加糟糕，被选作冬运会举办地的可能性看起来就和迪拜或曼谷差不多。

Study on Collection Efficiency and Pressure Drop of Pleated Air Filters

褶型空气滤清器捕集效率及压力损失

Methane-air premixed V-flames were detected under both normal gravity and microgravity by using drop tower facility and OH-PLIF. The dynamical behavior of flame fronts was recorded.

本文利用落塔和OH-PLIF技术在正常重力和微重力下探测甲烷-空气预混V形火焰，记录了火焰锋面的动态特征。

Correlations for the air-side and water-side pressure drop are obtained under evaporatively cooled conditions.

在蒸发冷却时得到了空气侧和热水侧的阻力降关联式.

They is request air drop of foodstuffs to the flooded area.

他们要求对洪灾地区空投食品。

Not with the wisdom of his words so that the air drop crucified Christ.

并不用智慧的言语,免得基督的十字架落了空.