Indicate whether the paper is based on a previous communication to a society or meeting.

请标明该论文在此之前，是否在某一杂志通信上或会议上发表过。

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Indicate whether the paper is based on a previous communication to a society or meeting.

请标明该论文在此之前，是否在某一杂志通信上或会议上发表过。

youdao