不过，它也可以串连数值运算元和字串运算元。
However, it can also concatenate numeric operands with string operands.
比如在数值运算和图论方面都有了许多有趣的工作。
For example, interesting work has been done in numerics and for graphs.
指出数值运算式的负值，或从一个数字减去一个数。
Indicates the negative value of a numeric expression or subtracts one number from another.
对无芯棒缩管提出了流函数的数学模型，应用上限原理加以推导和数值运算。
The paper forword a mathematical model of stream function for sinkings with no internal mandrel and applies the upper bound approach principle to make further deduction and calculation.
它知道何时将自己转换为一个long类型，以及如何对其他类型的值进行数值运算。
And it knows when to promote itself to a long, and how to enter into numeric operations with values of other types.
根据热力学理沦并考虑到电弧的作用，运用数值运算方法对灭弧室气流的解析方程进行了计算。
Based on thermodynamics and considerations of the influence of arc, the equations to express the behaviour of gas flow with the arc is solved by numerical method.
利用数值运算的结果研究了由油层内部微粒，外部微粒共存时孔隙度和渗透率变化的动态特征。
And a number of runs were used to study the dynamic characteristics of porosity and permeability changes caused by the migration of external particles and in situ fines.
极高性能的数值运算(助理法律顾问科学和图形)是有可能与新增对模块，实现了真正的多维数组。
Extremely high performance numeric computing (ala scientific and graphics) is possible with an add-on module that implements true multidimensional arrays.
数学对物理的影响远远不是数值运算和方程的求解。物理与数学相关性可分为初中、高中、大学三个阶段。
The relativity for physics and mathematics can be divided into three stages: junior high school, senior high school and university.
该方法用模糊概念描述异常，用数值运算代替模式匹配，并利用概率测度有效表示各因素间关系的不确定性。
It described anomaly as fuzzy conception, executed numerical operations instead of pattern matching, and expresses the uncertainty of relations of the factors by applying probability measure.
这些信号被用电子的方法积分、比例变换和求和以获得方程的解，比起解析或数值运算的求解方法要容易一些。
Such signals are integrated, scaled, and summed electrically to yield solutions with modest effort compared with analytical or numerical techniques.
以后你们还会学到更多，你会学到字符串，不仅仅能运用标准数值运算，你还可以对他们求长度，或者加上其他的东西。
You're going to get a chance to explore them, and you'll see not only are there the standard numerics for strings, there are things like length or plus or other things you can do with them.
以核磁共振成像中的任意位置切面视频成像处理问题为例，讨论了以三维矩阵数值运算与逻辑运算为基础的成像算法。
In this paper, by using logical and numerical operating algorithm of the three-dimensional matrix, a new way of obtaining oblique slice image from volume data is introduced.
循环经常被用于进行数值运算的程序中，这种程序往往是有一个近似值作为初始值，然后逐渐迭代去改进以接近真实值。
Loops are often used in programs that compute numerical results by starting with an approximate answer and iteratively improving it.
给出了递归函数调用时利用变量传递解决复杂问题的实例，展示了递归算法在解决非数值运算问题中的独特解题方式和效果。
Examples are given for solving complex problem by transferring variables in recursive function program, and the recursive function programs show excellent capability for solving non-numeral problem.
流形上动力学方程的建立与全局坐标和局部坐标的选择，以及建模方法有着直接的联系，决定着动力学模型的建模效率和数值运算精度。
The numerical precision and formulation efficiency of multibody system dynamics directly depend on the choosing the local frame coordinates and global coordinate, and on the formulation methods.
但是如果某人不知道一个循环或者一个数值运算是做什么的，注释的位置并不在这个循环或者运算的旁边，而是在本书的“about loops”或“aboutoperations”章节。
But if someone doesn't understand what a loop or a numeric operation does, the place to explain it isn't next to each loop, but in an "about loops" or "about operations" section of the book.
与数值类型相关的其他两个重点是常量(如上例中的100，只是明确表达的数字)和位运算。
Two other important points related to the numeric types are literals, which are just explicitly expressed Numbers, like 100 in the previous examples, and bit operations.
最好将浮点运算保留用作计算本来就不精确的数值，譬如测量。
It is best to reserve the use of floating point arithmetic for calculations that involve fundamentally inexact values, such as measurements.
例如，将算术运算符(如+)施加于某个元素时，该运算符会自动提取该元素的数值。
For example, arithmetic operators such as +, when applied to an element, automatically extract the numeric value of the element.
最后，jama也不是一个通用的数组类，相反，它主要关注于与矩阵数值计算相关的数学运算。
Finally, JAMA is not a general-purpose array class. Instead, it focuses on the principle mathematical functionality required to do numerical linear algebra.
您可以对这些符号执行各种运算（如计算比率），而对于通过使用功能不那么强大的衡量标准获得的数值，您不能使用这些运算。
You can perform various operations on those symbols (such as computing ratios) that you cannot perform using numerical values obtained using less powerful measurement scales.
下一个UDF在给定的两个整数值之间执行EXLUSIVE OR运算，这两个值已经被转换成二进制形式
The next UDF performs EXLUSIVE OR operation between two given integer values as translated to binary expressions
特别是，如果一个运算对象是字符串，另一个是数字，那么字符串将被转换为数字，然后再对两个数字进行数值比较。
In particular, if one operand is a string and the other a number, the string will be converted to a number and the two operands then compared numerically. This can lead to subtle errors.
运算数：运算符来进行运算操作的数值。
执行一元运算，返回数值表达式的负值。
Performs a unary operation that returns the negative value of a numeric expression.
一元运算符对单个操作数执行操作，如返回数值表达式的负值或正值。
Unary operators perform an operation on a single operand, such as returning the negative or positive value of a numeric expression.
一元运算符对单个操作数执行操作，如返回数值表达式的负值或正值。
Unary operators perform an operation on a single operand, such as returning the negative or positive value of a numeric expression.
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