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这就是为什么飞机要在低平流层飞行的原因。 That's why jet aircraft fly in the lower stratosphere ! | ||
火山大爆发将厚重的火山灰铺到了平流层。 Large volcanic eruptions spread cooling palls through the stratosphere. | ||
平流层的气体随着海拔升高而变暖，这使得气流稳定。 In the stratosphere, the air gets warmer at higher altitudes, which provides stability. | ||
然而，有一个整个行业的发射无线电探空仪收集气象资料的平流层。 However, there is an entire industry launching radiosondes to gather weather information in stratosphere. | ||
平流层中增加的热量正是太阳活动期欧洲升温作用的幕后黑手。 Enhanced heating of the stratosphere could be behind the heightened effects felt by Europe of changes in solar activity. | ||
而火箭排出物三倍高于飞机- - -在海拔40多千米的平流层。 Rockets expel the stuff at altitudes three times as high - in the stratosphere more than 40 kilometres above sea level. | ||
然而充氮气的气球定期的发动它的动力装置升高到平流层。 Although helium-filled weather balloons regularly launch instruments high into the stratosphere. | ||
将悬浮粒子注入平流层，或是云层亮化方案都不仅仅是对地球降温。 Injecting aerosols into the stratosphere or brightening clouds would do more than just cool the planet. | ||
向平流层喷洒硫酸盐颗粒，可以通过反射阳光达到降低地球温度的作用。 Injecting sulphate particles into the stratosphere, for instance, would cool the Earth by reflecting more sunlight into space. | ||
平流层大约从距离地面12公里开始，天气系统例如季风通常在对流层上发生。 The stratosphere begins about 12 kilometres up, above the troposphere where weather systems like the monsoon develop. | ||
