1.
Studies on Equation of State of the Mixtures of Dense Hydrogen and Helium in High-Temperature and -Density;
高温高压氢氦混合气体的物态方程研究
2.
Research on Technology for Preparing Gaseous Dense Samples and Equation of State of Hydrogen, Helium and Their Mixture;
氢氦及其混合物稠密气体制备技术与状态方程实验研究
3.
AIM:To compare the effect of helium-oxygen mixtures containing 80%helium or 60%helium on vital capacity(VC) and related index.
目的:比较含80%氦和含60%氦的氦氧混合气体对肺活量及其相关指标的影响。
4.
Argument on mixture of hydrogen and nitrogen to replace hydrogen as prote ctive gas;
用氢氮混合气替代氢气保护气体的论证
5.
combine or treat with or expose to hydrogen, esp. to add hydrogen to the molecule of (an unsaturated organic compound).
和氢混合用氢处理或暴露在氢下向未饱和的液体中加入氢气。
6.
Study on Pulse Tube Refrigerator and Refrigeration Performance with Helium & Hydrogen Mixture;
脉管制冷机及氦氢混合工质制冷性能研究
7.
Analysis of Kr and Xe in Mixed Gas by Pulse Discharge Helium Ionization Detector with High Sensitivity
高灵敏度的脉冲氦离子化检测器分析混合气体中的Kr、Xe
8.
Study of the Photochemical Micro-reaction of Hydrogen and Chlorine;
氢氯混合气体光化反应微型实验研究
9.
Study on Treatment of Odors Containing NH_3 and H_2S in Biotrickling Filter
生物滴滤塔处理氨气、硫化氢混合气体的研究
10.
When the helium content is less than 45%, the character of tri-mixed gas has no evident difference compared with that of argon.
混合气体中氦气的体积百分比小于45%时，其电弧特性与氩弧差别不大。
11.
Separation of Gas Mixtures Containing Hydrogen Using Hydrate Formation Technology;
水合物法分离含氢气体混合物的实验研究
12.
With the increasing of helium content in the mixed gases, the arc voltage increase, and the weld width broaden, especially the weld penetration deepens obviously.
随着混合气体中氦气比例的增加，熔深和熔宽均增加，但熔深增加得更明显一些。
13.
Neutronics Study on Hybrid Reactor Cooled by Helium,Water and Molten Salt
氦气、水和熔盐冷却的混合堆中子学性能研究
14.
Investigation on Single-Stage Ge-Type Pulse Tube Cooler with He-H_2 Mixtures;
G-M型单级脉管制冷及氦氢混合工质制冷性能研究
15.
Helium is the lightest of all gases except hydrogen. It is more than seven times as light as air.
除了氢，氦是所有气体中最轻的。它的重量不到空气的七分之一。
16.
Extremely cold cryogens such as hydrogen and helium can even freeze or solidify the surrounding air.
极低温液体，如氢和氦甚至能冷冻或凝固周围空气。
17.
The atmosphere they create has a combination of gases such as hydrogen, water, ammonia, methane, and carbon dioxide.
他们创造的大气是由诸如氢、水、氨、甲烷和二氧化碳混合而成的气体。
18.
The first bubbles to escape from the liquid are a mixture of air and hydrogen.
从该液体中最先逸出的气泡是空气和氢的混合物。