He said cold air helps the virus survive in the air and low humidity helps it stay there longer.
他说冷空气有助病毒的存活，低的湿度帮助病毒停留更久。
Air in airplanes is extremely dry, and viruses tend to thrive in low-humidity conditions.
机舱内空气极其干燥，病毒在低湿环境下更容易存活。
This consists of air - and water-side economizers that take advantage of the low humidity in the Rocky Mountains region.
包括利用落基山脉地区湿度低的优势，使用空气及水侧节能装置。
The surface dust, low humidity of the air, ground and traffic dust stirred up.
地面灰尘大，空气湿度低，地面的人和车流使灰尘搅动起来。
Changes in hydrogen content in liquid aluminum were measured under different relative humidity of compressed air in low pressure die casting.
在不同的压缩空气相对湿度下，试验测定了低压铸造过程中液态铝合金氢含量的变化。
A new type of intelligent instrument for the detection of super low humidity of compressed air is introduced.
介绍了一种新型超低湿度压缩空气湿度测量仪。
The results showed that although the vacuum smelting has strongly degassing capacity, the degassing effects is relevant to the relative humidity of compressed air in low pressure die casting.
结果表明，尽管真空精炼具有很强的除气能力，但低压铸造的除气效果与压缩空气的相对湿度有关。
Intercropping spring cabbage with wheat, cabbage was in the shade of wheat and had poor ecological conditions with significantly low light intensity, soil temperature and high air humidity.
麦田间作春甘蓝，小麦对间作甘蓝产生遮荫，使其田间光照显著减弱，地温降低、湿度增大。
Intercropping spring cabbage with wheat, cabbage was in the shade of wheat and had poor ecological conditions with significantly low light intensity, soil temperature and high air humidity.
麦田间作春甘蓝，小麦对间作甘蓝产生遮荫，使其田间光照显著减弱，地温降低、湿度增大。
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