According to the theory of modern operating system , user programs cannot directly control devices 根据现代操作系统的理论，应用程序不能直接控制硬件设备。
Is thrown by the common language runtime when errors occur that are nonfatal and recoverable by user programs 当发生非致命的、可由用户程序恢复的错误时，公共语言运行时引发
If an object s reference count is zero , it is garbage unreachable from the user program and can be recycled 如果对象的引用计数是零，那么它就是垃圾（用户程序不可到达它） ，并可以回收。
This means that the actual size of the heap may be several times bigger than the maximum heap residency of the user program 这意味着堆的实际大小可能比用户程序的最大堆驻留空间要大几倍。
The structure and the user program are discussed and some commands in user program are illustrated in brief 对控制系统的组成及用户程序进行了论述，并对用户程序中使用的指令作了简要说明。
Aside form . this operating system it also contains a user program translated forma ladder diagram to a binary form 除了这个操作系统之外，它还包括一个由梯形图翻译成而进制形式的用户程序。
Can garbage collection pauses be scheduled at times that are convenient for the user program , rather than for the garbage collector 垃圾收集暂停是否规划为在用户程序方便而不是垃圾收集器方便的时间发生？
Figure 1 illustrates a heap prior to garbage collection ; the shaded blocks are garbage because they are unreachable by the user program 图1展示了垃圾收集之前的堆，阴影块是垃圾，因为用户程序不能到达它们：
A method of access in which data transfers through input / output channels are made only as and when called for in a user program 一种存取方法，只有当用户程序提出请求时，才能实现通过输入输出通道的数据传输。
This destructor is what our managed extensions user programs invoke either directly or through an application of the delete expression 托管扩展用户程序将直接调用此析构函数，或通过应用delete表达式进行调用。
