汉语翻译
n. 镤【化】 镤Pa
【医】 镤(91号元素)
词型变化:
简写符号:Pa英语解释:
名词 protactinium:
- a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead同义词:protoactinium, Pa, atomic number 91
详细解释:
pro.tac.tin.i.um
n.Symbol Pa (名词)符号 Pa A rare, extremely toxic, radioactive element chemically similar to uranium, having 3 known isotopes, the most common of which is protactinium 23 with a half-life of 32,480 years. Atomic number 9; melting point ,230=C; specific gravity 5.37; valence 4, 5.See table at element 镤:一种稀有的、剧毒放射性元素,在化学性质上与铀相似。有十三个已知的同位素,其中最常见的是半衰期为32,480年的镤23。原子序数为9;熔点,230=C;比重5.37;原子价4, 5参见 element
来源:prot(o)- prot(o)-actinium [so called because it disintegrates into actinium] actinium [它被这样取名是由于它分裂成锕]
![](/images/zang.png)
![](/images/jiucuo.png)
猜你喜欢:
-
note command的汉语翻译citified的汉语翻译hypothecated goods的汉语翻译train printer的汉语翻译non-custodial parent的汉语翻译us securities and exchange commission的汉语翻译motor segment的汉语翻译selection signal的汉语翻译derivative operator的汉语翻译cross-sequencial reaction的汉语翻译van Helmont's mirror的汉语翻译Windscheid's disease的汉语翻译Sudan G的汉语翻译revamping的汉语翻译baboo的汉语翻译