The water is formed from oxygen element and hydrogen element.
水由氧元素和氢元素组成。
The water is formed from oxygen element and hydrogen element.
水是由氢元素和氧元素组成的。
The lightest element is hydrogen .
最轻的元素是氢。
Hydrogen is the lightest element.
氢是最轻的元素。
But hydrogen is difficult to store because it is the lightest element.
但是，储存氢气很困难，这是因为氢气是最轻的元素。
Hydrogen is the most common element in the universe.
氢是宇宙中最平常的元素。
The lightest element is hydrogen.
最轻的元素是氢。
Hydrogen is the lightest element.
最轻的元素是氢。
Hydrogen is the most simple chemical element.
氢是最单纯的化学元素。
The lightest element is hydrogen.
氢是最轻的元素。
This hydrogen sensitive element has high selectivity and responsibility to hydrogen.
本发明氢敏元件具有对氢气的高选择性和响应性优良效果。
Hydrogen is the lightest element in nature.
氢是自然界中最轻元素。
Hydrogen is the lightest element in nature.
氢是自然界中最轻元素。
应用推荐