您要查找的是不是：
- Hessers variation海塞爾變化
- simple variation method (油浸)單變法
- zenith-angle variation (宇宙射線(xiàn)強度的)天頂角變化
- 4 計算各性狀的變異系數(coefficient of variation,CV)。4 The CV of each trait was calculated.
- 三種模擬漁業(yè)來(lái)自蒙特卡羅模擬，白色噪音由Box-Mueller方法發(fā)生，其水平(變差系數，coefficient of variation，CV)設為CV=1%，10%，30%和50%。The three simulated fisheries were estimated by Monte Carlo simulation, the white noises were generated from Box-Muller method; the levels (Coefficient of Variation, CV) were 1%25, 10%25, 30%25 and 50%25.
- 采用有限體積法和Harten推導出來(lái)的TVD(英文total variation diminishing的簡(jiǎn)寫(xiě),即總變差減少)格式求解軸對稱(chēng)歐拉方程的方法對隧道出口的微壓波現象進(jìn)行了模擬。The finited volume method and a total variation diminishing (TVD) numerical scheme were used to solve the axisymmetric Euler equation, which was utilized to simulate the micro-pressure wave.
- B組大鼠腦梗死體積比明顯較A組穩定,變異系數(coefficient of variation, CV )分別為CVB =0.12,CVA=1.08); 再灌注10min和再灌注24h對大鼠進(jìn)行神經(jīng)功能缺失評分,B組評分均高于A(yíng)組(P<0.05);The infarct volume ratios of the rats of group A was tended to be smaller and more inconsistent than group B (coefficient of variation (CV) of the group A is 1.08, CV of the group B is 0.12).
- 驅動(dòng)滾筒運輸機
