对低马赫数叶轮离散噪声的机理及计算方法进行了研究，并推导了离散噪声的声压计算式、低马赫数下近似计算式和轴心线上的计算式，还实验验证了计算模型。
Research is carried out on the discrete noise theory and calculation method, the calculation model of discrete noise and the approximate formula under small Mach number are verified by experiments.
本文推导了一个普通适用于各类氧化还原滴定化学计量点电位通用计算式，并对该通用计算式的应用进行了讨论。
This article means to study the universal formula to calculate potential of stoichiometric point in REDOX titration and the application of this universal formula was discussed.
推导出接触爆炸作用下线性硬化材料板的最大变形量计算式和塑性变形范围的计算式。
The computing formulas of the maximal deformation distance and the plastic area limits of the linear hardening plates were deduced.
推导出了管柱在井中自重伸长的简化计算式，上提加压式封隔器坐封高度及通常情况下坐封高度的简化计算式。
Formulae strict and simplified including both describing pipe string gravitation elongate in the wellbore and expressing excluding height of take up packers are derived.
讨论了PID算式中稳态控制输出在算式中的作用，同时讨论并给出了提高PID算式控制效果的几种措施。
This paper discusses the function of control static output in the PID arithmetic expression and gives, out several methods of PID arithmetic expression.
本文给出板坯宽面“鼓肚”的蠕变解，蠕变“鼓肚”的近似计算式以及坯壳内外表面的应变计算式。
In this article, the calculated result of the creep bulging and the equations tc calculate strains of inter - and outer-surfaces of cast slabs are given.
提出了一个新的化学反应热计算式，该计算式不仅能对非等温反应的反应热进行计算，而且还可克服应用基尔霍夫公式不能有相变化的限制；
A new formula to calculate reaction heat is put forward. It is suitable not only for isothermal reaction, there is no limitation of phase change.
本文导出了线性码的码重分布通用算式，给出了bch码的码重分布算式。
In this paper, the general formula for determining weight distribution of linear code is presented.
物件运算式，可让您在需要时于运算式中隐含定义小型物件，而不用宣告新型别以及具现化物件。
Object expressions, which enable you to define small objects implicitly in expressions as needed, instead of declaring a new type and instantiating an object.
如果一个运算式中使用多个算术运算子，查询和检视表设计工具会依照以下的运算子优先顺序处理运算式。
If you use more than one mathematical operator in an expression, the Query and View Designer processes the expression according to the following operator precedence.
每个运算式内容都具有会在堆叠上置放下一个运算式内容的父属性。
Each expression context has a parent property that locates the next expression context on the stack.
但与字串运算式中，有没有强类型和查询运算式不能得到解决，直到运行时，这意味著您不会在此之前发现问题。
But with a string expression, there's no strong typing and that query expression doesn't get resolved until run time, which means that you won't discover problems until then.
建构规则运算式的方式非常像是在建立算术运算式。
Regular expressions are constructed much like arithmetic expressions are created.
例如，您可以使用空白运算式做为区块运算式中最后一个运算式。
For example, you can use an empty expression as the last expression in a block expression.
两个相符万用字元运算式的交集，就是其中较长、具较有明确特性的运算式。
The intersection of two wildcard expressions that match is the longer, more specific of the two expressions.
资源参考会建立内部运算式，该运算式会以执行阶段延后为基础提供指定的属性值。
The resource reference creates an internal expression that supplies the value of the specified property on a run-time deferred basis.
自订运算式编辑器工作表包含多个运算式属性的设计阶段设定，这些属性合起来即可构成运算式字串。
A custom expression editor sheet contains design-time Settings for multiple expression properties, which are combined to form an expression string.
属性值会如同变数或常数参与运算式的方式参与运算式，或是储存于指派陈述式左边的变数或属性中。
The value of the property participates in the expression just as a variable or constant would, or it is stored in the variable or property on the left side of the assignment statement.
复杂度较低的提供者可能只会在代表查询的运算式树状架构中检查一个方法呼叫运算式，并让查询的其馀逻辑在其他地方处理。
A less complex provider might examine only one method call expression in the expression tree that represents the query, and let the remaining logic of the query be handled elsewhere.
在查询运算式中，若要将子运算式的结果用于后续子句，则储存子运算式的结果有时会十分有用。
In a query expression, it is sometimes useful to store the result of a sub-expression in order to use it in subsequent clauses.
规则运算式物件是包含规则运算式模式以及旗标的一个物件，而旗标会识别如何套用模式。
The regular expression object is an object that contains a regular expression pattern along with flags that identify how to apply the pattern.
如果物件包含具有运算式(例如资料系结)的相依性属性，则会复制运算式的目前值，而不是运算式本身。
If the object contains dependency properties with expressions (such as a data binding), the current value of the expression is copied but not the expression itself.
将目前的运算式和子节点与其他运算式比较，判断它们是否相等。
Compares the current expression and child nodes to another expression to determine whether they are equal.
如果您使用其他静态方法呼叫中已定义的规则运算式模式，规则运算式引擎就会从快取中撷取这个规则运算式模式。
If you are using a regular expression pattern that has already been defined in another static method call, the regular expression engine will retrieve it from the cache.
使物件与运算式产生关联，也可以指定一个预设的运算式。
Associates an object with an expression, optionally specifying a preset expression.
对于区域通用子运算式最佳化，编译器会检查程序码的短区段中有没有通用子运算式。
For local common subexpression optimization, the compiler examines short sections of code for common subexpressions.
对于全域通用子运算式最佳化，编译器会搜寻整个函式中有没有通用子运算式。
For global common subexpression optimization, the compiler searches entire functions for common subexpressions.
对于全域通用子运算式最佳化，编译器会搜寻整个函式中有没有通用子运算式。
For global common subexpression optimization, the compiler searches entire functions for common subexpressions.
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