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截断     
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  truncation
     The later truncation error is O(τ2+h3)and the stability condition is 0
     后一种格式的截断误差可提高到O(τ2+h3),稳定性条件是0
短句来源
     They contain non negative parameter α 1, α 2 and α 3, with truncation error up to O ((Δ t ) 2+(Δ x ) 4) at least.
     它们含有非负参数α1 ,α2 和α3 ,其截断误差至少可达 O((Δt) 2 +(Δx) 4 ) .
短句来源
     In this paper we construct a three-level explicit difference scheme for solving SchrOdinger equation. Its truncation error is O(τ2 + h2) and the stability condition is r =τ/h2 <17~(1/2)/4 .
     文章构造了一个解SchrOdinger方程的三层显式差分格式,截断误差达 O(τ~2+h~2),稳定性条件为r=τ/h~2<17~(1/2) /4
短句来源
     E. is constructed. The stability condition is r= Δ t/ Δ x 2= Δ t/ Δ y 2= Δ t/ Δ z 2<1/2,and the truncation error is O( Δ t 2+ Δ x 4).
     构造了一族解三维抛物型方程的高精度显格式 ,其稳定性条件为r=Δt/Δx2 =Δt/Δy2 =Δt/Δz2 <1/2 ,截断误差为O(Δt2 +Δx4 ) ·
短句来源
     The orders of the local truncation error are all O (τ2+h2+t2/h3) or O(τ2+h4+ (τ/h)2+th).
     第Ⅰ、Ⅱ类格式的局部截断误差的阶为D(τ~2+h~2+ τ~2/h~3);
短句来源
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  truncated
     M_G~2 factor of truncated Laguerre-Gaussian beams
     截断拉盖尔-高斯光束的M_G~2因子
短句来源
     Painlevé Analysis and Nonstandard Truncated Solutions of the Coupled KdV Equation
     耦合KdV方程的Painlevé分析和非标准截断
短句来源
     Truncated version of refined Arnoldi algorithm
     精化 Arnoldi 算法的截断版本
短句来源
     Experimental Study on Generalized M~2 Factor of Truncated Laser Beams
     截断光束的广义M~2因子测量的实验研究
短句来源
     For the special cases of α = 0(Ω0 = 0) and δ→∞ our results reduce to the M2 of nonparaxial truncated Gaussian beams and nonparaxial untruncated ChG beams, respectively.
     对于α=0(Ω0=0)和δ→∞的特例,我们的结果分别退化为非傍轴截断高斯 光束和非傍轴无截断ChG光束的M2因子。
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  cutoff
     For the detection of liver fibrosis(S≥2), serum TIMP-1 was 0.966 Se and 0.909 Spe at a cutoff value of 258.28 μg/L.
     血清TIMP-1以258.28μg/L为截断值,诊断肝纤维化(S≥2)的灵敏度为0.966,特异度为0.909;
短句来源
     The cut off value to identify relative correctly patients with cirrhosis was: HA 220μg/L, the Se was 95.2%, Spe 84.6%; PCⅢ 146μg/L, the Se was 78.4%, Spe 68.1%; CⅣ 92μg/L, the Se was 78%, Spe 74.9%,respectively.
     HA、PCⅢ、CⅣ诊断肝硬化的截断值分别为220μg/L、146μg/L、92μg/L,其诊断的灵敏度分别为95.2%、78.4%、78.0%,特异度分别为84.6%、68.1%、74.9%。
短句来源
     Comparing the achieved S-BuChe cutoff with the smallest mis-diagnositic rate and lost-diagnositic rate, which were each 3 130 U/L and 1 813 U/L, and Albumin cutoff with modified Child-Pugh score, which were 35 g/L and 28 g/L, there are no remarkably difference about the Cohere of S-BuChE And Alb (x2, P <0. 05 ).
     以误诊率和漏诊率均最小时划分的S-BuChE截断值为3 130 U/L和1 813 U/L与Child-Pugh分级中Alb的截断值35g/L和28 g/L比较时,在Child-Pugh各级中S-BuChE与Alb在Child-Pugh分级中的符合率对比无显著意义(经X2检验,P均>0.05)。
短句来源
     ROC analysis produced a cutoff value (15.9) of Aβ40/ Aβ42 ratios with a sensitivity of 24% and a specificity of 96% for AD diagnosis.
     ROC分析表明:以aNC组Aβ比值的x+2s(15.9)为截断点时,其对AD诊断的敏感度和特异度分别为24%和96%。
短句来源
     Results The cutoff points,sensitivity,specificity,ROC areas is Morning urine albumin(MU): 14.0 mg/l、83%、82%、0.934,albumin /creatine ratio(MC) : 1.51 mg/l.
     结果晨尿、随机尿四种方法的截断点、敏感度、特异度、ROC曲线下面积是,MU法:14.0 mg/l、83%、82%、0.934; MC法:1.51 mg/l.
短句来源
更多       
  truncate
     Expression and Purification of Soluble Human CD40L Truncate
     截断型人可溶性CD40L的表达与纯化
短句来源
     Methods: Firstly inclined truncate coracoid by 1/3 of middle - external, then shifted the short head of biceps brachii and conjoint tendon of coracobrachialis together to clavicle interposition of middle 1/3 and external 1/ 3, fixed with bolt to reposition and fix disjointed acromioclavicular joint.
     方法:将喙突远端1/3斜行截断连同肱二头肌短头与喙肱肌联合腱一同移位至锁骨中外1/3交界处并用螺丝钉与之固定,以达到复位并固定脱位之肩锁关节。
短句来源
     n this paper,it is shown that the differential reflectivity ZDR (dB)is relative to drop size distribution and the spectra shape variation of different truncate diameters.
     通过计算分析用双线偏振雷达可测到的差分反射率ZDR(dB)和反射率ZH(dBz)与降雨率R(mm·h-1)的关系,得知ZDR与滴谱尺度分布和不同截断直径谱的谱型变化有关。
短句来源
     Conclusion The soluble human CD40L truncate expressed in prokar yotic cells showed inhibiting effect on the growth of tumor cells.
     结论 原核表达的截断型人可溶性CD4 0L具有抑制肿瘤细胞生长作用。
短句来源
     Standing-Traveling Wave Boundary Condition (STWBC) is developed to truncate the computational domain without reflection.
     提出了一种新的截断边界条件 :驻波 -行波边界条件 ( STWBC)。
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  truncation
An Estimation of the Truncation Error for the Two-Channel Sampling Formulas
      
The aim of the article is to obtain an estimation for the truncation error in the
      
This resulted from the truncation error between the numerical solution and exact solution of the Reynolds stress equations.
      
Truncation fragments of the α subunit were screened for interactions against these two substrate fragments.
      
Significant and escalating truncation of the redusome DNA causes cell aging due to an arising and increasing deficit of fRNAs and, for this reason, the lack of required ions near certain structural genes.
      
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  truncated
This includes the polynomiality of the invariant subalgebra of the symmetric algebra of a (truncated) parabolic subalgebra, the existence of a slice to the regular coadjoint orbits and the construction of maximal Poisson
      
Maximal Poisson Commutative subalgebras for truncated parabolic
      
Tight Frames of Polynomials and the Truncated Trigonometric Moment Problem
      
A simple parametrization is given for the set of positive measures with finite support on the circle group T that are solutions of the truncated trigonometric moment problem:
      
In the present work we study some weighted inequalities for T*, which is the supremum of the truncated operators associated with T.
      
更多          
  cutoff
Let Γ be a smooth compact convex planar curve with arc length dm and let dσ=ψ dm where ψ is a cutoff function.
      
The short-wave cutoff boundary of the capillary wave spectrum is established.
      
Thus, as the particle concentration increases, the central jump in compression [shock wave] moves in the direction of the nozzle cutoff, while the Mach number on the axis of the jet in front of the forward jump diminishes.
      
The results of an experimental study of a flow of rarefied gas of density ~10-5 g/cm3 beyond the cutoff of a hypersonic nozzle (M?11) by means of an electron beam with energy up to 43 keV are presented.
      
A study is made of the propagation of three-dimensional acoustic perturbations in a two-dimensional gas flow in axisymmetric channels of variable cross sectional area at frequencies near the cutoff frequency.
      
更多          
  truncate
truncate Cobb 1920) by having a longer body, longer cephalic setae, and a wide amphid equal to the respective body diameter.
      
truncate by the distinct striation of the cuticular annulations.
      
All the four species possess a similar mesosomal sculpture, coarse on the mesoscutum and more or less striate on the scutellum, and the solid clava obliquely truncate at apex.
      
A multi-layer checkerboard is used to truncate a waveguide in the FDTD simulation; the result is comparable to that of an unsplit Perfectly Matched Layer (PML) with the same number of layers.
      
The time domain measured equations of invariance (MEI) is applied to truncate computational boundary by the first time in Thompson-FDTD algorithm.
      
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