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单词 atomic number
释义

atomic number

美 
英 
  • na.【化】原子序数
  • 网络原子数;原子序号;原子量
复数:atomic numbers  
atomic-number
n.
1.
原子序数(指原子在元素周期表中的序号)the number of protons in the nucleus (= centre) of an atom, which is characteristic of a chemical element. Elements are placed in the periodic table according to their atomic numbers .

例句

释义:
1.
And the prediction was that the element with that atomic number existed somewhere, but it just hadn't been found yet.
那么,预言就是,那个原子序数的元素是存在的,只是没有被发现。
tieba.baidu.com
2.
No change in atomic number is possible without a radical change in properties .
性质不发生根本的改变,原子序数的改变是不可能的。
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3.
The probability of a specific interaction occurring depends on the atomic number of the material and the energy of the gamma ray.
发生特殊相互作用的可能性和物质的原子量以及伽马射线的能量有关。
www.infopetro.com.cn
4.
Conclusion The effective average atomic number of energy spectrum CT can precisely determine the chemical composition of calculus.
结论能谱CT测定结石平均有效原子序数可以较准确判定结石化学成分。
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5.
Atomic number of the material used as target is the most fundamental factor which affects X-ray production and conversion efficiency.
靶材,即原子序数的选取是决定产生这一波段辐射的基本因素。
www.opticsjournal.net
6.
To the chemist the "kind" of atom is specified by its atomic number, since this is the property that determines its chemical behavior.
对“类”药剂师的原子序数指定它,因为它的性质是决定其化学行为的影响。
zhidao.baidu.com
7.
Chromium: Metallic chemical element, one of the transition elements, chemical symbol Cr, atomic number 24.
铬:周期表VIb族金属化学元素,是过渡元素元素之一,化学符号Cr,原子序数24。
www.tdict.com
8.
Isotopes are forms of a chemical element whose nuclei have the same atomic number, Z, but different atomic masses, A.
同位素是指原子核包含的质子数相同而原子质量不同的化学元素。
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9.
Silver: Metallic chemical element, one of the transition elements, chemical symbol Ag, atomic number 47.
银:金属化学元素,过渡元素之一,化学符号Ag,原子序数47。
www.tdict.com
10.
Nickel Metallic chemical element, one of the transition elements, chemical symbol Ni , atomic number 28.
金属化学元素,过渡元素之一,化学符号ni,原子序数28。
dict.veduchina.com
1.
Iron: Metallic chemical element, one of the transition elements, chemical symbol FE, atomic number 26.
铁:金属化学元素,为过渡元素的一种,化学符号Fe,原子序数26。
dict.ebigear.com
2.
The atomic number represents the number of nuclear protons or, in the undisturbed state, the number of extranuclear electrons.
原子序数表示原子核内质子的数目,也是在未被干扰的状态下核外的电子数。
3.
Strontium Chemical element, one of the alkaline earth metals, chemical symbol Sr , atomic number 38.
化学元素,碱土金属之一,化学符号sr,原子序数38。
dict.veduchina.com
4.
Potassium: Chemical element, one of the alkali metals, chemical symbol K, atomic number 19.
钾:一种碱金属化学元素,化学符号K,原子序数19。
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5.
Atoms having the same atomic number Z, but different numbers of neutrons N are called isotopes of the element.
原子持相同的原子序数Z,但不同的中子数N被称为元素同位素。
zhidao.baidu.com
6.
The filter is constructed as a sandwich from three materials of different atomic number.
屏蔽物由不同原子序数的三种物质的夹层组成。
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7.
The atomic number is equal to the number of electrons per atom or, what is equivalent, the number of protons per nucleus.
原子序数等于每个原子的电子数,原子序数等于每个原子的电子数,或者说等于每个原子核的质子数。子核的质子数。
wenku.baidu.com
8.
Beryllium: Chemical element, lightest of the alkaline earth metals, chemical symbol Be, atomic number 4.
铍:碱土金属中最轻的化学元素,化学符号Be,原子序数为4。
chinafanyi.com
9.
Antimony: Semimetallic to metallic chemical element (see metal), chemical symbol Sb, atomic number 51.
锑:周期表中金属化学元素(参阅metal),化学符号Sb,原子序数为51。
www.tdict.com
10.
Compared with iodine, Gold has a larger atomic number and X-ray absorption coefficient.
金与碘相比,有着更高的原子序数和X射线吸收系数。
www.cttacn.org
1.
The highest probability for this effect occurs at low gamma ray energy and in a material of high atomic number.
伽马射线能量较低、物质的原子量较高时发生光电效应的可能性最高。
www.infopetro.com.cn
2.
Selenium: Semimetallic chemical element, chemical symbol Se, atomic number 34.
硒:半金属化学元素,化学符号Se,原子序数34。
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3.
The electron range increases with decreasing atomic number and increasing incident beam energy E0.
电子射程随着原子序数的减少和入射束能量E0的增加而增加。
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4.
Phosphorus Nonmetallic chemical element, chemical symbol P, atomic number 15.
非金属化学元素,化学符号P,原子序数15。
www.tdict.com
5.
Chlorine: Nonmetallic chemical element, chemical symbol Cl, atomic number 17.
氯:周期表VIIa族,非金属的化学元素,化学符号Cl,原子序数17。
chinafanyi.com
6.
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”。
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7.
Bromine Nonmetallic chemical element, chemical symbol Br, atomic number 35.
非金属化学元素,化学符号Br,原子序数为35。
chinafanyi.com
8.
Iodine: Nonmetallic chemical element, chemical symbol I, atomic number 53.
碘:非金属化学元素,化学符号I,原子序数53。
chinafanyi.com
9.
Sulfur: Nonmetallic chemical element, chemical symbol S, atomic number 16.
硫:非金属化学元素,化学符号S,原子序数16。
dict.veduchina.com
10.
The atomic number appears as a subscript.
把原子系数标在左下角。
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1.
Boron: Semimetallic chemical element, chemical symbol B, atomic number 5.
硼:半金属的化学元素,化学符号B,原子序数5。
dictsearch.appspot.com
2.
With six protons and six neutrons, carbon normally has an atomic number of 12.
具备6个质子和6个中子,碳原子数通常为12。
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3.
And then, oops, there has been atomic number, for which there is no known element.
这样,原子序数有了,但是却没有发现这种元素。
tieba.baidu.com
4.
Hydrogen: Lightest chemical element, chemical symbol H, atomic number 1.
氢:一种轻的化学元素,化学符号H,原子序数1。
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5.
Nitrogen: Gaseous chemical element, chemical symbol N, atomic number 7.
氮:气态化学元素,化学符号N,原子序数7。
en.bab.la
6.
The bigger the atomic number, the deeper the impurity level is.
原子序数越大,杂质能级越深。
jamp.scu.edu.cn
7.
Radon: Chemical element, chemical symbol Rn, atomic number 86.
氡:化学元素,化学符号Rn,原子序数86。
chinafanyi.com
8.
Argon: Chemical element, chemical symbol Ar, atomic number 18.
氩:化学元素,化学符号Ar,原子序数18,一种稀有气体。
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9.
Xenon Chemical element, chemical symbol Xe, atomic number 54.
氙化学元素,化学符号,Xe原子序数54。
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10.
Isotope of hydrogen, chemical symbol 2H or D, atomic number 1 (But atomic weight approximately 2).
氘(亦称重氢):氢的同位素,原子量约为2。
tr.bab.la
1.
A type of atom specified by its atomic number , atomic mass, and energy state, such as carbon14 .
核种由它的原子序数、原子量和能量状况具体确定的一种原子,如碳14。
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2.
It is on the periodic table of elements under the symbol Bi at atomic number 83.
在元素周期表里序列号是83,标志是BI。
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3.
However, you also want to include the name, symbol, atomic number, and atomic weight; you can select each of these by using an
不过,我们还希望填充一些元素名、元素符号、元素号和原子量,可以在模板中使用
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4.
Quantitative Relation both Elemental Thermal Capacities and Atomic Number
元素热容量与原子序数的定量关系
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5.
Relativity Study On Carbon Atomic Number Of Normal Alkane And Property
正构烷烃的碳原子数与物性的相关性研究
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6.
Relationship of crystal ionic radii and atomic number
晶体离子半径与原子序数的关系
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7.
all elements is a substance all of whose atoms have the same atomic number
原子是一种其所有原子的原子序都相同的物质。
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8.
Hydrocarbon ratio of atomic number
氢碳原子数比
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9.
Technetium (atomic 43), promethium (atomic 61), Polonium (atomic 84)and all elements with an atomic number greater than 84;
锝(原子序数43)、钷(原子序数61)、钋(原子序数84)及原子序数大于84的所有化学元素;
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更新时间:2025/3/1 16:40:02