heavy element

重元素:指原子序数较大的元素

常用释义

词性释义

重元素:指原子序数较大的元素,通常是指原子序数大于等于20的元素,这些元素的原子核中的质子和中子数量较多。
例句
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1·It's a heavy element produced in thermonuclear explosions of supernovae.
这是一个重元素,产生于超新星的热核爆炸。
2·Xenon is a very heavy element, and thus has a larger cross section for collision with a WIMP.
氙气是一个非常沉重的元素,因而具有更大的跨越与懦夫相撞一节。
3·The results show that different initial value give inconsistent surface abundance of heavy element.
结果表明,不同初值得到不同的表面重元素丰度分布。
4·It, too, is a relatively minor threat: Plutonium is a heavy element that does not dissolve easily in water.
这也是一个不大的威胁:钚是一种重元素并且不易被水溶解。
5·It's a very heavy element, which makes it difficult for many people to wear. It has to be forced into the pores (hence the buffing technique) otherwise it is capable of sliding off the wearer's face.
铋是一种重金属元素,这让很多人都不太愿意接受,因为它会进入毛孔(加强抛光技术)要不然它很容易从脸上脱落。
6·A crucial element in these courses is the ability to gain a licence to drive a forklift or a heavy vehicle.
这些课程的一个关键要素是具备获得驾驶叉车或重型车辆执照的能力。
7·This is the most common element in the universe and so could come from many sources, but the fact that it tends to coincide with heavy-element pollution is telling.
氢是宇宙中最普遍的元素,可以有多种来源,但是它总是倾向于与重元素污染并存这一事实才是关键。
8·The supernovae make the chemical elements through real alchemy, transforming one element, the light elements into the heavy ones.
超新星通过真正的点金术制造化学元素,把一种元素,轻的元素转变成重的。
9·A crucial element in these courses is the ability to gain a licence to drive a forklift or a heavy vehicle which improves the trainee's capacity to gain employment.
这个过程的一个关键因素是具备获得叉车或重型机械驾驶资格证书的能力,这将帮助受训者获得工作。
10·Some officials say the most worrying element of the infrastructure-heavy stimulus package is the fixation with building airports.
一些官员表示,在侧重基础设施的刺激计划中,最令人担心的因素是对修建机场的痴迷。