gases

Air is a mixture, not a compound of gases.

空气是气体的混合物, 不是化合物.

When gases are heated, they expand.

气体受热会膨胀.

The volcano spewed out more scorching volcanic ashes, gases and rocks

火山喷出更多灼热的火山灰、气体和岩块。

Waste gases infected the air.

废气污染了空气.

These gases would seriously damage the patient's respiratory system.

这些毒气会严重损害患者的呼吸系统。

Gases and liquids diffused.

气体和液体慢慢混合了.

The volcano spewed out more scorching volcanic ashes, gases and rocks.

火山喷出更多灼热的火山灰、气体和岩块。

These gases cause untold damage to the environment.

这些气体对环境造成难以估计的破坏。

Heat causes the distension of gases.

热使气体膨胀.

He passed an electric spark through a mixture of gases.

他让一束电火花穿过了一团混合气体。

The gases are odourless.

这些气体没有气味。

The problem was that the exhaust gases contain many toxins.

问题在于废气中含有很多毒素。

These gases are highly inflammable.

这些气体都高度易燃.

The gases that may be warming the planet will have their main effect many years hence.

可能正导致地球变暖的那些气体，其主要影响将在多年后显现。

Active carbon adsorbs poisonous gases and impurities in liquids.

活性炭吸附毒气和液体中的杂质。

These gases pollute the atmosphere of towns and cities.

这些气体污染了城镇的空气。

Noxious gases had built up in the sewer.

下水道的有害气体越积越多.

The chromosphere is a frothy layer churned up by gases in the photosphere.

色球层在光球层气体的搅拌下是个多泡层.

There is sound scientific evidence of what certain gases do to the atmosphere.

有可靠的科学依据可以证明某些气体对大气的影响。

As countries become richer, they produce more greenhouse gases.

国家越富裕，它们制造的温室气体就越多。

Neon makes orange, while other gases make yellow or blue.

氖气发橙色光，而气体气体发黄色或蓝鱼光。

Sulphur gases were emitted by the volcano.

硫磺气体由火山喷发出来。

If plastic and rubber are burnt, they'll give off poisonous gases.

要是塑料和橡胶被焚, 就会放出有毒的气体.

Industry has been working at developing harmless substitutes for these gases.

该行业一直在努力开发一些可以替代这些气体的无害物质。

The emission of gases such as carbon dioxide should be stabilised at their present level

二氧化碳等气体的排放应该稳定在当前水平。

Industry has been working at developing harmless substitutes for these gases

该行业一直在努力开发一些可以替代这些气体的无害物质。

The result would be higher emissions ofcarbon dioxide and other greenhouse gases.

进而导致二氧化碳和其他温室气体的排放量增加。

Air is a mixture of gases.

空气为混合气体。

Under normal circumstances, these two gases react readily to produce carbon dioxide and water.

在正常情况下，这两种气体容易发生反应产生二氧化碳和水。

Selection of tubing material is dictated to a large degree by the aggressiveness of the stack gases.

管材的选择主要取决于烟气的腐蚀性程度。