1.  significance
2.  significant figure

• 1. 有效数字: significant figure | significant digit | effective figure | valid figure
• 2. 有效数据: valid data | Payload | effective data | significant data
• 3. 有效数据周期数: BARSCOUNT

更多释义

• 1.针对有效数相加问题，本文提出了三输入加法树的设计方法，并就其性能作了简要的分析。
  In order to deal with the significant digits addition we designed three inputs adder tree, and give a simple performance discuss of this method.
  dict.yoduao.com
• 2.引进了有效数密度的概念，对玻色-爱因斯坦凝聚（BEC）在球谐势阱中理想玻色气体的临界温度进行探讨。
  The paper introduces the concept of significant density and explores the critical temperature of Bose-Einstein condense(BEC) in the ball harmony potential well in the ideal Bose gas.
  dict.yoduao.com
• 3.总结了1999年以前和以后有效数字的定义、有效数字位数、有效数中包含的不确定数字(即文献上称：“存(可)疑数字、或估计数字”)的位数等不同的观点。
  Various opinions of definition before and after 1999, number of digits of significant figures and digit number s of uncertain figure s viz.
  dict.yoduao.com

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