标量
- scalar;scalar quantity;invariant
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(1) [scalar quantity] a(1)∶只有大小但没有方向概念的量(如质量或时间)(2)∶只有大小并在一切坐标系中都有同一数值的量
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(2) 代数量的一种,它们构成一个域,通常是实数或复数,这个域中的量可与一个向量空间的向量相乘
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(3) 向量分析和四元数中无方向的量;用一个数完全描述的量
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Reduce也适用于列表但是通常将列表缩减为标量值。
Reduction also applies over a list but typically reduces the list to a scalar value .
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以下例子展示了如何对postalcode及country应用标量规则。
The following example shows how to use a scalar rule for postal codes and country .
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基于levelset的多维双曲守恒律标量方程的激波追踪方法
Level Set Algorithm for Tracking Shock in Hyperbolic Conservation Laws for Multidimensional Scalar Equations
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提出了一种在时间方向具有二阶精度的隐式方法,该方法是关于n个标量方程的隐式算式,算法简单。
The implicit method which has second order accuracy in the time and space is proposed .
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多传感器标量加权最优信息融合稳态Kalman滤波器
Multi-sensor optimal information fusion steady-state Kalman filter weighted by scalars
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与Java技术不同,Ruby没有标量,所以所有东西(包括整数)都是一类对象。
Unlike Java technology , Ruby has no scalars , so everything , including integers , are first-class objects .
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远程过程的返回值通过call转换成标准的Perl标量,并打印出来。
The return value from the remote procedure is converted into a standard Perl scalar by call and printed .
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X微处理器是一款采用全定制设计方法设计的微处理器,处理器中包含动态分支预测和超标量等微体系结构技术,内部结构复杂,设计规模很大,对其进行功能验证有很大难度。
X processor uses full-custom design method , includes dynamic branch prediction and super scalar technology , and its scale is very large .
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基于电磁子系统Lyapunov稳定的异步电动机非线性标量控制
Nonlinear scalar control of the induction motor based on the Lyapunov stability of the electromagnetic subsystem
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依据光的标量衍射理论,考虑X射线的衍射效应,导出了环形编码孔径的点扩展函数。
Considering the X-ray diffraction effect the point spread function ( PSF ) of the ring coded aperture is derived from the scalar diffraction theory .
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同绑定标量中等同的函数比起来,绑定数组的FETCH()和STORE()需要额外的参数。
For tied arrays , FETCH () and STORE () need an extra parameter compared to their equivalents in tied scalars .
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借助标量衍射理论建立了多阶游程长度受限记录符的计算模型,对采用多阶游程长度受限编码的CD光盘的读出信号进行了仿真分析。
A model of ML-RLL recorded mark is introduced with scalar diffraction theory , and the readout signal of ML-RLL CD is calculated .
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DB2支持许多种数据库服务器端编程语言,包括存储过程、触发器和函数(表函数和标量函数)。
DB2 supports many database server-side programming languages , including stored procedures , triggers , and functions ( table and scalar ) .
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考虑化学反应的标量耗散率及其在PDF小尺度混合模型中的应用
Study of Scalar Dissipation Rate with Reaction and Its Application in Molecular Mixing Model in PDF Equation
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在有限域GF(2n)上的椭圆曲线公开加密系统已经得到了广泛的应用,其中最重要并且花费运行时间最多的运算就是计算标量乘。
Scalar multiplication is the core operation in Elliptic Curve Cryptosystems ( ECC ) .
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假设您想基于给定的ZIP号码检索客户ID和姓名的一个标量列表。
Let 's say you want to retrieve a tabular list of customer IDs and names for a given ZIP code .
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8mm波段频、谱及标量测试系统
Frequency , Spectrum & Scalar Testing System At 8 mm Band
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spuinsert用来将一个标量值放入向量的某个特定元素中。
Spu_insert is used to put a scalar value into a specific element of a vector .
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用严格的分波方法求解含有标量势和矢量势的Dirac方程。
The Dirac equation with scaler and vector potentials is solved by exact partial wave method .
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前言:在铸造模拟中,目前流动前沿的难题处理上,用得较多的有两种方法:VOF法和守恒标量法。
There is two methods used most in the casting process simulation to determine the flowing front at present : the VOF method and the conservation scalar quantity method .
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ECC算法中基域的选择、坐标系的选择、标量乘法和域算术运算的实现。
The process of ECC includes the selection of base field and coordinates , scalar multiplication and field operation .
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而声压通道采用PVDF压电薄膜作为敏感元件,以拾取水下声场中的标量信息。
A PVDF piezoelectric membrane is used as sensitive element for measuring the scalar pressure of the underwater sound field .
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并与一步总包反应(采用EDM模型)进行对比,验证了自定义标量法和所采用的机理的正确性。
Compare this method with one step reation model ( EDM ) and validate the correctness of this method and the mechanism .
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对于标量守恒律方程以及线性双曲方程组,这类计算格式具有TVD性质。
These schemes satisfy TVD properties for the scalar conservation law and the hyperbolic system .
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对于赝标量介子K和矢量介子K我们可以得出类似的结论,从而预言夸克-反夸克在赝标量道中会形成比矢量道中更稳定的束缚态。
Furthermore , we obtain similar conclusions for other pseudoscalar mesons and vector mesons , the quark-antiquark systems form more stable bound states in the pseudoscalar channels than that in the vector channels .
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LSF标量格型混合量化
Scalar and Lattice Hybrid Quantization of LSF
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雨天状况下,各种植被间标量粗糙度的差异减小了。计算的地表温度、感热通量、潜热通量较原BATS的更为合理。
The calculated land surface temperature , sensible heat flux andlatent heat flux is more reasonable than those in unchanged BATS .
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本文给出了在瞬时相互作用下自然J~(PC)分子三维波函数的最一般的旋量结构及其空间波函数所满足的标量方程组。
In this paper , we present the general spinor structure of 3-dimensional wave functions of mesons with natural J ~ ( PC ) and the system of equations satisfied by 3-dimensional wave functions .
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利用标量集值Lagrange映射建立了集值优化问题的对偶模型,并得到严有效性下的弱对偶和强对偶定理。
The strong and weak dual theorems are obtained in the sense of strictly efficiency in dual model which is established by scalar set-valued Lagrange mapping .
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结合烟粒子扩散风洞实验研究了不同Sc数对被动标量扩散的影响。
The effect of Schmidt number on the turbulent diffusion of passive scalar is studied together with experimental data in wind tunnel with incense as passive scalar .