在使用java中的JLable类编程时提示出现错误，不知道怎么解决，大家帮看一下，谢谢
显示为如下错误：
Multiple markers at this line
- JLable cannot be resolved to a type
- JLable cannot be resolved to a type
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显示为如下错误：
Multiple markers at this line
- JLable cannot be resolved to a type
- JLable cannot be resolved to a type
2018-01-02
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