全身的氢元素含量 total body hydrogen
水由氢元素氧元素组成 Water hydrogen oxygen elements
化学元素氢的旧译 hydrogen
元素氢 Hydrogen element
水是含有氢元素和氧元素的化合物。
Water is a compound containing the elements of hydrogen and oxygen.
水是含有氢元素和氧元素的化合物。
Water is a compound containing the elements hydrogen and oxygen.
没有氢元素则意味着没有水。
Hydrogen gas it's in its most stable state, right at room temperature and pressure.
和常压下氢气是氢元素,最稳定的状态,这个小“0“
And since carbon's electronegativity is higher than that of hydrogen, which you would expect from where carbon lies on the Periodic Table. Think about it.
碳的高于氢的,你也可以从碳在,元素周期表上的位置,判断出来,试想一下。
A couple of other things about hydrogen: hydrogen also, like other elements, has isotopes and we already saw that in 1766, Cavendish isolated atomic hydrogen and enunciated some of its properties.
一些关于氢的东西:,氢气,就像其他元素一样,有同位素,人们在1766年就发现了这一点,卡文迪许分离出原子氢,并且阐述了它的一些性质。
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