| 释义 |
heavy water
释义
重水：指普通氢原子被氘原子取代的水。
例句
1·Heavy water is heavy because the hydrogen in it weighs twice as much as ordinary hydrogen (it has a proton and a neutron in its nucleus, instead of just a proton).
重水之所以重是因为水中氢的重量是普通氢的两倍（它的原子核中有一个质子和一个中子，而不仅仅是一个质子）。
2·The working curves of heavy water and light water are comparable.
比较了重水和轻水的工作曲线。
3·PCB industry is heavy water consumption and heavy pollution industry.
PC B工业是用水大户，也是污染环境大户。
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