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The Operations signature should show in the LogHelper class shape, as shown in Figure 30.
操作标记应当显示在loghelper类的外形中，如图30所示。
youdao
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The Operations signature should show in the LogHelper class shape, as shown in Figure 30.
操作标记应当显示在loghelper类的外形中，如图30所示。
youdao