同时模型通过信号和槽机制将数据的变动通知附属的视图。
Models also notify any attached views about changes to data through the signals and slots mechanism.
在这种情况下，你可以使用信号和槽将数据传递给主线程渲染吧。
In that case, you're right to use signals and slots to pass the data to the main thread for rendering.
分析了4x密度磁光盘模压信息的特性，根据国际标准所提出的测试条件自行研制了测试系统，阐述了头信号和槽信号的测试方法，给出测试实例。
A test system has been designed which can measure the characteristics of embossed information of magneto optical disk, and a sample disk test result is given in the end.
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