第三人称复数:hydrogens
名词<化>氢
名词
1. Water contains hydrogen and oxygen.
水含有氢和氧。
1. 氢气:可使用在有防爆要求的场所. GS 9208 UV 火焰探测器可以提供满足多种工业标准的输出信号接口,可以配接各种其他品牌的控制主机使用. 非碳氢化合物 - 氢气(Hydrogen), 硅烷(Silane),肼(Hydrazine), 镁(Magnesium)等生产、储运.
2. 氢原子:humidity 湿度 | hydrogen 氢原子 | hypothesis 假设
3. 氢氢:hydrogen 氢 | hydrogen 氢氢 | hydrogen-cooled machine 氢冷式电机
1. danci.911cha.com
1. 氢;氢气
Hydrogen is a colourless gas that is the lightest and commonest element in the universe.
1. hydrogen的解释
1. It charged that several of the calcium tablets contained large traces of hydrogen peroxide, which the paper claimed had the potential to cause cancer.
2. Test results showed four calcium products contained traces of hydrogen peroxide remnant.
3. Shuttle managers had said they would halt the countdown and call everything off if any of the four hydrogen fuel gauges acted up.
4. hydrogen什么意思
4. One product they looked at contained 230 times the legal level of hydrogen peroxide, the common active ingredient.
5. Most were caused by dust and suffocating poisonous gases including hydrogen sulphide and carbon monoxide.
6. The smell was similar to a mixture of carbon monoxide and sulfureted hydrogen, two exhaust gases which might have been discharged from two nearby factories.
7. Hospital officials said the students might have inhaled a mixture of carbon monoxide and sulfureted hydrogen leaking from nearby factories.
8. The foundation said that although hydrogen peroxide has been confirmed to cause cancer in animals, it is not carcinogenic in humans.
9. The previous leak was in the venting system supposed to carry excess hydrogen safely away from the launch pad.
10. An external jolt of electricity helps generate hydrogen gas at the cathode.
noun
1. \u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
1. a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas
the simplest and lightest and most abundant element in the universe
Synonym: H atomic number 1