A study of effective atomic numbers for biological materials such as, bone, muscle, spleen, liver, mucin, and water has been carried out in the energy region 1 to 50 MeV for photons, electrons, and He ions. It is noticed that the effective atomic number for photons and electrons increases...
phr. 【化学】原子序数(指元素在周期表中按次序排列的序号)50锡 英语解释 a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide相似短语 atomic number 50 phr. ...
atomic a. 1.原子的,原子武器的 2.核的,核能的 number n.[C] 1.数;数字 2.号码;…号;第…号 3.电话号码 4.【英】车牌号码,登记号码 5.一首流行乐曲 6.[singular]数目;数量 7.[plural](尤指参加某一活 1 num. one 一 atomic bearing a. 携原子弹的 tetra atomic 四原子的 atomic tipp...
Noun1. atomic number 50- a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide Sn,tin tin foil,tinfoil- foil made of tin or an alloy of tin and lead ...
原子序(Atomic number)及质量数(Mass number),原子序(Atomic number)及质量数(Mass number)原子,质量,数,mass,质量数,原子序,Mass,Numb,与质量数,化学质量数,..
5. Radium, atomic number 88, atomic weight 2260254, is a natural radioelement, elements were derived from Latin, is intended to "ray." 镭,原子序数88,原子量2260254,是一种天然放射性元素,元素名来源于拉丁文,原意是“射线”。 网络释义
内容提示: 原子序原子序( (Atomic number)Atomic number)及質量數及質量數( ( Mass number) Mass number) 原子內的中子的數目質子的數目電子的數目故稱為原子序(atomic number)相等於原子不帶電荷相等於的總和質量數(mass number)不一定相等 ...
tin / chemical symbol: Sn /atomic number:50/atomicmass: 118.71 langbot Tin is a chemical element with the symbol Sn (from Latin: stannum) andatomic number 50. WikiMatrix This large number of stable isotopes is thought to be a direct result of theatomic number 50, a "magic number" in ...
『欧路词典』为您提供atomic number 1的用法讲解,告诉您准确全面的atomic number 1的中文意思,atomic number 1的读音,atomic number 1的同义词,atomic number 1的反义词,atomic number 1的例句。
atomic number 1 英文 加泰罗尼亚文 atomic number 1noun a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe +添加翻译 英文-加泰罗尼亚文字典...