ExpanderView is a primitive items control that can be used for expanding and collapsing items (like the threaded views in the Mail app).
ExpanderView是一个基础列表项控件，可以用来展开和收起列表项(就像邮件应用里的帖子视图)。
The paper takes the control programme of the tamper as an example, introducing the application of multi threaded mechanism in the field of industrial control.
以自动抄平起拨道捣固车的控制程序为例，介绍了多线程机制在工业控制领域的应用。
A thread is an encapsulation of the flow of control in a program. you might be used to writing single-threaded programs - that is, programs that only execute one path through their code "at a time".
线程是程序中的控制流程的封装。你可能已经习惯于写单线程程序，也就是，程序在它们的代码中一次只在一条路中执行。
A thread is an encapsulation of the flow of control in a program. you might be used to writing single-threaded programs - that is, programs that only execute one path through their code "at a time".
线程是程序中的控制流程的封装。你可能已经习惯于写单线程程序，也就是，程序在它们的代码中一次只在一条路中执行。
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