As indicated in the graphic, the gas giant planets of our solar system - Jupiter, Saturn, Uranus and Neptune - are mostly composed of hydrogen. Image courtesy of NASA.
如图所示，我们太阳系中的气态巨行星——木星、土星、天王星、海王星——大部分是由氢构成的。图片来自。
The paper describes the principle of high pressure gas filling and structure of the system for polystyrene microspheres high pressure hydrogen filling.
概要介绍了微球高压充氢原理及聚苯乙烯塑料微球高压充氢系统。
Second, on account of the block of gas channel we designed a gas channel system, through which the hydrogen can flush the gas channel after the reaction by the control of valves.
针对以前气路堵塞的问题设计并制作了气路系统，使氢气在反应后能够通过阀门控制对气路进行冲洗。
The entire system is rich in hydrogen gas, the stuff of which stars are made.
整个系统是氢气，其恒星的东西丰富了。
Lanwei Chemical Industry Co. , Ltd. of Luxi Chemical Industry Group Co. , Ltd. transferred hydrogen gas produced in chlor-alkali electrolysis to the system of synthetic ammonia.
鲁西化工集团股份有限公司蓝威化工有限公司将氯碱电解产生的氢气输送至合成氨系统。
The catalytic pyrolysis gasification of fresh grass (GR) and wheat straw (WS) for production of hydrogen rich gas was investigated in a little fixed-bed gasification experimental system.
在小型固定床反应器上进行了新鲜草和小麦秸秆的催化热解气化制富氢燃料气的研究。
Finally, innovative use of spray made rapid alkaline liquid and hydrogen sulfide gas in the idea, and also the relevant parts of the sprinkler system and selection of parameters were calculated.
最后还创新性的提出了采用喷洒碱性液体快速中和硫化氢气体的思想，并且还对喷洒系统中相关部件进行了参数计算及选型。
Hydrogen gas can be produced in a hot water system served by this heater that has not been used for a long period of time (generally two weeks or more.)
长期(一般是两星期以上)没有使用的热水器所连接的热水管道系统可能会产生氢气。
A protective gas generation system is adopted with dissociation of liquid ammonia to get hydrogen and air separation to get nitrogen.
生产氢有多种方法：天然气的蒸气重整，水的电解，氨的分解，石油蒸馏和氯生产的副产品。
A protective gas generation system is adopted with dissociation of liquid ammonia to get hydrogen and air separation to get nitrogen.
生产氢有多种方法：天然气的蒸气重整，水的电解，氨的分解，石油蒸馏和氯生产的副产品。
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