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单词 heavy water
释义

heavy water

英汉-汉英词典
[化]重水
词组 | 习惯用语
您要查找的是不是:
    Heavy water tank 重水箱
    heavy water inventory 重水总量
    heavy water stress 重度水分胁迫
    heavy water coolant 重水冷却剂
    heavy water electrolysis 重水电解
    heavy water detritiation 重水提氚
    heavy water bomber 带重水飞机
    downgraded heavy water 降质的重水
heavy water [核] 重水
heavy water reactor 重水堆,重水反应堆
英语例句库
  1. To suppress the interference of amide groups in the amorphous phase,the film was placed in heavy water for 4 weeks for deuteration and the deuteration rate was determined.
    为了排除非晶区域酰胺基团的影响,事先对尼龙1010的样品膜进行了氘代,并测量了其最终氘代率。

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原声例句
Scishow 精选系列

Well, in small amounts—even a glass or two —heavy water is fine.

好吧,少量的,甚至一杯或两杯重水是没问题的。

Scishow 精选系列

That's why when there's deuterium in water molecules, it's about 10% heavier, and we call it “heavy water”.

这就是为什么当水分子中具有重氢时,重量会增加10%,所以我们称之为“重水”。

VOA慢速英语_科技

Iran did not walk away from it, but instead chose to stop exporting its extra uranium and heavy water.

伊朗并未彻底抛弃该协议,只是选择不再出口额外的铀和重水

VOA慢速英语_世界

In Spain, activists plugged holes in golf courses to protest the sport's heavy water needs during hot, dry weather.

在西班牙,活动人士堵住高尔夫球场的洞,抗议这项运动在炎热干燥的天气里需要大量

Scishow 精选系列

But I could be sipping on heavy water, or deuterium oxide, aka D2O, just as easily.

但我也可以轻轻松松啜饮一口重水,或者说氧化氘,又称D2O。

美国历史频道纪录片《宇宙》

However, the other comets analyzed so far, have twice the amount of HDO, or heavy water, that's in our oceans.

但是目前分析的其他彗星的水重水比例是地球的两倍。

Scishow 精选系列

If you like learning about the weird chemistry of heavy water, you probably like getting smart and staying smart.

如果想了解与重水有关的奇特化学问题,您大概想变得更加聪明且一直那么聪明。

精选英语短文

Water molecules made of heavier deuterium instead of ordinary hydrogen are known, straightforwardly enough, as heavy water.

由较重的氘而不是普通的氢组成的水分子被称为重水, 直截了当。

SciShow - Chemistry

If you liked learning about the weird chemistry of heavy water, you probably like getting smart and staying smart.

如果您喜欢了解重水的怪异化学性质,您可能喜欢变聪明并保持聪明。

暮光之城:暮色

Because, through the heavy water, I heard the sound of an angel calling my name, calling me to the only heaven I wanted.

因为,透过厚重水面,我听到了一个天使的声音,他正呼唤着我的名字,呼唤我到达我唯一想要的天堂。

中文百科

重水

第二次世界大战期间挪威Vemork生产的重水。

重水(或称氘代水,化学式D2O或者H2O)是水的一种,它的摩尔质量比一般水要重。普通的水(H2O)是由两个只具有质子的氢原子和一个氧16原子所组成,但在重水分子内的两个氢同位素氘,比一般氢原子有各多一个中子,因此造成重水分子的质量比一般水要重。地球上的水大约有 3,200分之一是半重水(HDO)。

由于普通水和重水都是由相同数量的氢和氧原子组成,两者的化学反应皆会接近相同。但在物理上,重水的凝固点(即固态水的熔点)和沸点比普通水稍高,在一个大气压力下,重水的凝固点是摄氏3.82度,沸点是摄氏101.4度,密度为1.1056g/cm。

英语百科

Heavy water 重水

Heavy water (deuterium oxide (2H
2
O
)) is a form of water that contains a larger than normal amount of the hydrogen isotope deuterium (2H or D, also known as heavy hydrogen), rather than the common hydrogen-1 isotope (1H or H, also called protium) that makes up most of the hydrogen in normal water.

近义、反义、联想词
近义词
n.
moderator

英英词典
heavy water n.
  1. water containing a substantial proportion of deuterium atoms, used in nuclear reactors

  2. synonymous: deuterium oxide
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更新时间:2025/6/20 8:30:16