atomic mass 中文意思是什麼
atomic mass
解釋
核質量-
Amu, atomic mass unit
原子質量?位 -
Where a is the mass number equal to the numbers of protons plus the number of neutrons in the nucleus, z is the atomic number equal to the number of protons in the nucleus, x is the chemical symbol of the atom
表示， a是質量數，是原子核內的質子及中子數目總和。 z是原子序數，等於質子的數目。 x是原子的化學符號。 -
The contents of metal elements in silk gland and silk fiber of b. mori silkworm have been detailedly analyzed by proton induced x - ray emission ( pixe ), inductively coupled plasma mass spectroscopy ( icp - ms ) and atomic adsorption spectroscopy ( aas )
摘要用不同的測試方法，即質子誘導x射線發射（ pixe ） 、電感耦合等離子體質譜（ icp - ms ）和原子吸收光譜（ aas ）對桑蠶絲腺體和絲纖維中金屬元素的含量進行了詳細的表徵。 -
Precision values of atomic masses are measured in a device called a mass spectroscope.
原子質量的精確值是用一種稱為質譜儀的裝置來測量的。 -
Abstract : analytical methods for impurities in tungsten and tungstic compounds in recent 10 years were reviewed. among them were atomic emission spectrometry ， atomic absorption spectrometry ， mass spectrometry ， electrochemical analysis ， spectrophotometry and activation analysis. 53 references were cited
文摘:綜述了近10多年來鎢及其化合物中雜質元素的分析方法，涉及方法包括原子發射光譜法、原子吸收光譜法、分光光度法、質譜法、電化學分析法以及活化分析法等。 -
In the obtained mass spectra of molecules, the peak splitting of atomic ions is a hallmark of coulomb explosion process indicating ther coming from the dissociation of highly charged parent molecule ion
在飛行時間循譜中，原子離子的譜峰分裂標志著這些原子離子來源於高價母體離子的庫侖爆炸。 -
The first resolution approved by the general assembly, on 24 january 1964, sought the elimination of atomic weapons and other weapons of mass destruction.
一九六四年一月二十四日大會通過的第一項決議尋求取締原子武器和其它大規模毀滅性武器。 -
Early chemists had to use indirect means for determining the atomic mass of an element.
早先的化學家只得用間接的方法來確定某種元素的原子質量。 -
If we succeed in finding a suitable way to control atomic weapons, it is reasonable to hope that we may also preclude the use of other weapons adaptable to mass destruction
倘若我們能找到一種控制原子武器的恰當方法，那麼就有理由希望：我們也可能阻止使用其它適于大規模殺傷的武器。 -
Standard practices for digestion of water samples for determination of metals by flame atomic absorption, graphite furnace atomic absorption, plasma emission spectroscopy, or plasma mass spectrometry
用火焰原子吸收法石墨爐原子吸收法等離子體發射光譜法或等離子體質譜法測定金屬含量用水試樣浸煮的標準實施規范 -
Relative atomic mass
相對原子質量 -
Surface chemical analysis - secondary ion mass spectrometry - determination of boron atomic concentration in silicon using uniformly doped materials
表面化學分析.次級離子質譜法.利用均勻摻雜材料測定硅中硼原子濃度 -
Chemical analysis methods for non - rare earth impurities of rare earth metals and their oxides - determination of molybdenum and tungsten content - inductively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum method
稀土金屬及其氧化物中非稀土雜質化學分析方法鉬鎢量的測定電感耦合等離子體發射光譜法和電感耦合等離子體質譜法 -
Testing of liquid fuels ; determination of the vanadium and nickel content with a mass fraction 1 mg kg ; determination by atomic absorption spectrometry after incineration
液體燃料檢驗.質量分率大於1 mg kg的釩和鎳含量的 -
Atomic mass conversion factor
原子質量換算因數 -
Atomic mass unit
原子質量?位 -
For example, measured with respect to the amount of xenon 132 present, the depletion of xenon 136 ( being four atomicmass units heavier ) would have been twice that of xenon 134 ( two atomic mass units heavier ) if physical sorting had operated
例如，如果物理分離過程確實發生，相對于氙132的含量，氙136的短少量（重量多了四個原子質量單位）會是氙134短少量（重量多兩個原子質量單位）的兩倍。 -
A type of atom specified by its atomic number, atomic mass, and energy state, such as carbon14
核種由它的原子序數、原子量和能量狀況具體確定的一種原子，如碳14 -
Any of two or more kinds of atoms having the same atomic mass but different atomic numbers
同量異位素兩種或各多種有相同原子質量但卻有不同的原子序數的原子中的任一種 -
A dictionary that contains information such as atomic mass, weight, date of discovery etc. about all elements
一本關于化學的字典。包含信息譬如原子質量、重量，發現日期等關于所有元素的字典。
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