Both planets harboured vast quantities of surface water, thick atmospheres , and climates warmer than at present.

A gas chromatographic method for the determination of 3-octanone in occupational atmospheres was developed.

报道了空气中乙基戊基甲酮的气相色谱测定方法.

One class of white dwarfs has almost pure helium atmospheres.

有一类白矮星的大气层几乎完全由纯氦气构成.

Clothing which is fire-resistant in air maybe readily ignitable in oxygen-enriched atmospheres .

在空气中防火的衣服在 富氧 大气中可能很容易着火.

The impact pressure on the steel is about 3,500 atmospheres.

在钢材上的冲击压力达到3,500个大气压.

In such atmospheres , temperature reductions are required as shown in Figure 1.

在这种大气环境下, 需要降低控制温度,具体如图1所示.

Observers have recently spotted sodium in the atmospheres of two other exoplanets.

最近,观察人员在其他的两颗系外行星上也发现了钠.

Protect B is suitable for aggressive atmospheres at high-temperatures.

保护B是适合侵略性的气氛高的温度.

The atmospheres of Mars and the Earth are very different.

火星与地球的大气层是很不相同的.

The generation of aerosols in polluted atmospheres has been investigated in several experiments.

在几个实验中已经研究了污染的大气中气溶胶的产生.

It's quite important to gain the ability to cope successfully with corrosive atmospheres and particles.

很重要的是获得能够成功地克服气体和粒子腐蚀的能力.

He also works for America's National Center for Atmospheric Research.

他也为美国国家大气研究中心工作.

The skylight in the image is light scattered off atmospheric dust particles and ice crystals.

该天窗,在形象是轻分散小康大气尘埃粒子和冰晶.

On the nonbreathing worlds the animal species are radically unlike those found on the atmospheric planets.

在非呼吸者世界的动物种类根本上不同于那些大气行星设计的动物.

They frequently Bask at the surface in sluggish waters and commonly Breathe atmospheric air.

常像圆木一般,浮于流动缓慢的水面晒太阳并呼吸大气中的空气.

Environmental Impact Assessment, Air Quality Modeling, Atmospheric Turbulence, Air Pollution Simulating and Other Wind Engineering Simulation with Wind Tunnel.

环境影响评价, 空气质量模式, 大气湍流, 空气污染模拟及其它风工程风洞试验.

The preliminary magnetic susceptibility and grain size analyses of falling dust and the atmospheric background deli.

本文着重介绍这次降尘的沙尘天气过程以及对降落物磁化率和粒度测量的初步结果.

The harmful effect of atmospheric pollution on electric grid system is drawing more and attention nowadays.

近年来,大气环境污染等因素对电网设施安全经济运行造成的危害引起人们的关注.

It is flat and insipid to the taste , having been deprived of its atmospheric gases.

它单调无味, 已无大气气体.

An increase in the Earth's average atmospheric temperature, esp. resulting from the greenhouse effect.

由于温室效应而引起的地球大气平均温度升高的现象.

When this happens, you'll get a sharp atmospheric aand you'll get a thunder snow.

这种情况产生后, 也有可能形成明显的两层大气层,继而产生下雪打雷的现象.