英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:

niobium    音标拼音: [n,ɑɪ'obiəm]
n. 铌



niobium
n 1: a soft grey ductile metallic element used in alloys; occurs
in niobite; formerly called columbium [synonym: {niobium},
{Nb}, {atomic number 41}]

Columbium \Co*lum"bi*um\, n. [NL., fr. Columbia America.]
(Chem.)
A rare element of the vanadium group, first found in a
variety of the mineral columbite occurring in Connecticut,
probably at Haddam. Atomic weight 94.2. Symbol Cb or Nb. Now
more commonly called {niobium}.
[1913 Webster]


niobium \ni*o"bi*um\, n. [NL., fr. L. & E. {Niobe}.] (Chem.)
The chemical element of atomic number 41. Chemical symbol Nb.
Atomic weight 92.91. Previously called {columbium}. See also
{Columbium}.
[1913 Webster]



安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • What is 2 plus 5? | Arithmetic Exercise - Online calculator
    Learn how to calculate 2 + 5 and understand arithmetic properties with exercises, explanations, and practice quizzes The result of 2 + 5 is 7 This is because addition combines two values into a single total For example, 2 + 5 = 7 Addition is one of the four fundamental operations in arithmetic
  • 2 + 5 | What is 2 plus 5? - calculeitor. com
    What is 2 plus 5? The sum of two plus five is equal to seven We can also express that 2 plus 5 equals 7 as follows: What is 2 plus by other numbers? Find out what is 2 plus 5 Add 2 + 5 two plus five
  • What is 2 plus 5? - Addition calculator
    Here you can find a addition calculator to add 2 to 5 or to add any other amount
  • What is sum of 2 and 5 | Number Line Place Value method
    What is sum of 2 and 5? The answer is 7 Add numbers using number line and place value method, video tutorial instructions for each step
  • Math Calculator
    Step 1: Enter the expression you want to evaluate The Math Calculator will evaluate your problem down to a final solution You can also add, subtraction, multiply, and divide and complete any arithmetic you need Step 2: Click the blue arrow to submit and see your result!
  • Online Calculator
    Free Online Scientific Notation Calculator Solve advanced problems in Physics, Mathematics and Engineering Math Expression Renderer, Plots, Unit Converter, Equation Solver, Complex Numbers, Calculation History
  • View question - what is 2 plus 5 - Web 2. 0 scientific calculator
    The answer is 7 21 It is 7 5+2=7 :) Free Online Scientific Notation Calculator Solve advanced problems in Physics, Mathematics and Engineering Math Expression Renderer, Plots, Unit Converter, Equation Solver, Complex Numbers, Calculation History
  • What is 2 Plus 5 | Long Sum Calculator - CoolConversion
    Long Sum Calculator - Long sum: 2 + 5 Here is the answer to questions like: What is 2 Plus 5 | Long Sum Calculator Long Sum Calculator Long Sum Long Division
  • Step-by-Step Calculator - Symbolab
    Symbolab is the best step by step calculator for a wide range of physics problems, including mechanics, electricity and magnetism, and thermodynamics It shows you the steps and explanations for each problem, so you can learn as you go How to solve math problems step-by-step?





中文字典-英文字典  2005-2009