Tuning the collection of reference types is mainly tuning fetch strategy.
对引用类型集合的调优主要是调优获取策略。
So people ask how you decide when to use value types and when to use reference types.
所以人们会问，你如何决定什么时候使用值类型，什么时候使用引用类型。
SIP design models require that the UML model have SIP reference types and a SIP profile.
SIP设计模型要求，UML模型拥有SIP参考类型和sip概要文件。
The ALM schema frequently USES reference types and then further increases the complexity of a mapping.
ALM方案通常使用参考类型，然后进一步增加映射的复杂性。
The class type and string type are reference types.
类类型和字符串类型属于引用类型。
Generic type parameters known to be reference types.
已知为引用类型的泛型类型参数。
Structs are value types and classes are reference types.
结构为实值型别，而类别则是参考型别。
Assemblies can reference types defined in another assembly.
程序集可以引用在其他程序集中定义的类型。
However, like reference types, structs can implement interfaces.
但与引用类型相同的是，结构也可以实现接口。
The data types of the elements of both arrays must be reference types.
两个数组的元素数据类型必须都是引用类型。
In managed code, value types and reference types are not permitted to overlap.
在托管代码中，值类型和引用类型不允许重叠。
NET programmers must be aware of: primitive types, reference types, and value types.
Net开发者都必须了解的原始类型，引用类型和值类型。
Do not confuse the concept of passing by reference with the concept of reference types.
不要将“通过引用传递”概念与“引用类型”概念相混淆。
For reference types, the value is the reference rather than the contents of the reference.
对于引用类型，该值是引用而非该引用的内容。
As you know value types are allocated on the stack unlike reference types which are allocated on the GC heap.
就像你知道的那样，值类型是分配在栈上的，而引用类型是分配在GC堆上的。
Other features include class invariants, non-nullable reference types, and enhanced static analysis capabilities.
其他的特性还包括类不变量、非空引用类型和加强的静态分析功能。
Two of the most common reference types are EJB references and resource references that point to JDBC data sources.
两个最常见的引用类型为EJB引用和指向JDBC数据源的资源引用。
But classes are reference types, and an object variable can refer to various class instances at different times.
而类是引用类型，对象变量可在不同的时间引用各种类实例。
Variables that are value types store data, and those that are reference types store references to the actual data.
值类型的变量存储数据，而引用类型的变量存储对实际数据的引用。
When the data moves from value types to reference types its termed as 'Boxing' and the vice versa is termed as 'UnBoxing'.
当把一个“数据”从值类型转换成引用类型的时候，就叫做“装箱”，反之叫做“拆箱”。
For example, if you know that your generic class is intended for use only with reference types, apply the class constraint.
例如，如果您知道您的泛型类仅用于引用类型，则应用类约束。
That simple code snippet starts to show you the distinction: Value types store values, and reference types define behavior.
这段简单的代码开始告诉你它们的区别：值类型存储数据，引用类型表现行为。
The following illustration shows the default marshaling behavior of value types and reference types with parameter modifiers.
下面的插图显示具有参数修饰符的值类型和引用类型的默认封送处理行为。
For reference types, an implicit conversion always exists from a class to any one of its direct or indirect base classes or interfaces.
对于引用类型，隐式转换始终存在于从一个类转换为该类的任何一个直接或间接的基类或接口的情况。
Collections can either model value types (element or composite-element) or entity reference types (one-to-many or many-to-many associations).
集合可以是值类型的(元素或组合元素)，也可以是实体引用类型的(one - to -many或many - to - many关联)。
Note: For further details on how to enter different reference types, see the RevMan Help or the Cochrane Style Guide, available from the Help menu.
注意：获得输入不同类型参考文献类型的更多信息，请参考帮助（Help）菜单下的“RevMan Help”或者“CochraneStyleGuide”。
Structures are value types and classes are reference types - classes always provide at least one level of memory indirection (a pointer to a value).
结构是值类型，类是引用类型-类始终提供至少一级内存间接寻址(指向某一值的指针)。
Value types directly contain their state, while reference types are an implicit pair: the named entity is a handle to an unnamed object allocated on the managed heap.
值类型直接包含其状态，而引用类型则是隐式对：命名实体是托管堆上分配的未命名对象的句柄。
Exposing reference types through your public interface allows users of your object to modify its internals without going through the methods and properties you've defined.
通过公共接口暴露引用类型，允许你的对象的用户，不用通过你已经定义的方法和属性就能修改它的内部。
Exposing reference types through your public interface allows users of your object to modify its internals without going through the methods and properties you've defined.
通过公共接口暴露引用类型，允许你的对象的用户，不用通过你已经定义的方法和属性就能修改它的内部。
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