图形设计器它允许您轻松地将数据库对象，如表和存储过程映射为LINQ到SQL的类和方法。
It's a graphical designer which lets you easily map database objects such as tables and stored procedures to LINQ to SQL classes and methods.
实际的测试会采用精确的操作性条件反射方法，测试对象首先要清楚实验的过程和错误。
The actual tests would employ the well-honed methods of operant conditioning, developed initially on pigeons, in which the test subject has first to work out what is going on by trial and error.
在内部，点击-拖动过程从目标对象的一个 onclick 方法开始。
Under the hood, the click-and-drag process starts with an onclick method of the target object.
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