查询词典 gases

This is why it is necessary to focus on short-lived gases,namely methane.

这也是为什麼，我们必须先减少留存期短的温室气体，也就是甲烷。

And over the past 250 years, the levels of greenhouse gases, like carbon dioxide and methane

在过去的250年里，温室气体的层次，例如二氧化碳以及甲烷。。。。。。

The flow rate and the mixing ratio of the two gases is controlled through the use of HiTec closed-loop mass flow controllers.

流速和两气体混合比例是通过使用控制下的国际展贸中心的闭环质量流量控制器。

Results indicate that etching rates of BST thin films present non-monotonic dependence on mixing ratio of etching gases.

结果表明，刻蚀速率与刻蚀气体的混合比率呈现非单调特性。

Helium and argon are monatomic gases.

氦和氩都是单原子气体。

The aforementioned gas mixture comprises natural gas and/or naphtha or refinery gas or two or more of said gases.

上述的气体混合物包括天然气和/或石脑油或炼油气体或两种或多种所述气体。

These impurity gases such as not to be removed, the lamp will be released during use to reduce the internal pressure until the neon lamp to start it up.

这些杂质气体如不被清除掉，就会在灯管的使用过程中释放出来，降低霓虹灯内部的气压直至灯管启动不起来。

The differences between the gases of upper and lower coalbeds of fold neutral plane are analysed by means of the different strain features of upper and lower rock strata in fold neutral plane ,providing scientific basis for forcasting coalbed gas.

利用褶皱中和面上、下岩层的不同应变特点，分析了处于褶皱中和面之上与之下的煤层在背向斜部位瓦斯赋存大小的差异性。

Fluorine with the balance being nitrogen is a mixture of two permanent gases.

氮作为平衡物的20%的氟是一个两种永久气体的混合物。

Air is made up of three main types of gases: oxygen, carbon dioxide, and nitrogen.

空气是成立的三种主要类型的气体：氧，二氧化碳和氮。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。