差减法 minusing ; TC-TIC
光谱差减法 spectral subtraction method
差别渐减法 disappearing differences method
抑制性差减杂交法 suppression subtractive hybridization ; SSH
减速电位差法 retarding potential difference technique
抑制差减杂交的方法 suppression subtractive hybridization ; SSH
运用抑制性差减杂交法 suppressed subtractive hybridization ; SSH
抑制差减杂交法 suppressive subtractive hybridization
通过抑制差减杂交法 suppressive subtractive hybridization
减少误差方法 reduced error methods
本文提出了一种基于背景相减法和对称差分法来进行运动目标检测的方法。
A novel moving object detection based on adaptive background subtraction and symmetrical differencing is presented in this paper.
减法器（230）计算加法器（250）的输出和加法器（250）的输出的量化值之间的差以便确定量化误差。
The subtracter (230) calculates the difference between the output of the adder (250) and the quantized value of the output of the adder (250) to determine the quantization error.
用EDTA容量法测定锌和镍的总量，用差减法计算锌的质量浓度；
Total quantifies of zinc and nickel are determined with EDTA volumetry, from the total quantities minus the nickel concentration we obtain the zinc concentration.
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