Click on the Edit button in the query_statistic line to move to the crawler TAB.
单击query_statistic行的Ededit按钮，移向爬虫选项卡。
Click on the "... "button at the right end of the SUPPORT argument line.
单击位于SUPPORT参数行右端的“。”按钮。
Similarly, the second line connects the cb_button_click function to the clicked signal on the button object.
类似地，第二行把cb _ button_click函数连接到button对象的clicked信号。
Similarly, the second line connects the cb_button_click function to the clicked signal on the button object.
类似地，第二行把cb _ button_click函数连接到button对象的clicked信号。
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