氢气 meaning in English
hydrogen
◇氢气球 hydrogen balloon
Examples
- Another negative feature of hydrogen is that it is hazardous material .
氢气的另一个缺点是：氢是一种易爆的物质。 - The free alkali metals react immediately with water to liberate hydrogen .
游离的碱金属直接和水中作用，放出氢气。 - Fire will take place if the gases hydrogen and oxygen are mixed and ignited .
如果将氢气和氧气混合并点燃，就会着火。 - The hydrogen in the gauge is ionized by electron emission from a heated cathode .
在离子计内的氢气是用一个加热阴极放射电子来电离的。 - The two pipes for the introduction of the hydrogen were fixed at the lower end of each balloon .
在每一个气球的下部都装上了两根输送氢气的管子。