|  | @@ -11,6 +11,7 @@ import iconCollectActive from '@common/images/icon-collect-active.png';
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				|  |  |  import TheNoticeBar from '../TheNoticeBar';
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				|  |  |  import AudioPlayer from './audio-player';
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				|  |  |  import VideoPlayer from './video-player';
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				|  |  | +import { PageEnum } from '/src/enums/pageEnum';
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				|  |  |  
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				|  |  |  type itemType = {
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				|  |  |    id: string | number;
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				|  | @@ -188,9 +189,15 @@ export default defineComponent({
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				|  |  |                    />
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				|  |  |                  )}
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				|  |  |                  {/* ppt */}
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				|  |  | -                {/* {props.item.type === 'PPT' && (
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				|  |  | -                  <iframe src={`https://view.officeapps.live.com/op/embed.aspx?src=${encodeURIComponent(props.item.content)}`} width='100%' height='100%' frameborder='1'></iframe>
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				|  |  | -                )}                 */}
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				|  |  | +                {props.item.type === 'PPT' && (
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				|  |  | +                  <NImage
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				|  |  | +                    class={[styles.cover, styles.image]}
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				|  |  | +                    lazy
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				|  |  | +                    previewDisabled={true}
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				|  |  | +                    objectFit="cover"
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				|  |  | +                    src={props.item.coverImg || PageEnum.PPT_DEFAULT_COVER}
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				|  |  | +                  />
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				|  |  | +                )}                
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				|  |  |                </>
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				|  |  |              ),
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				|  |  |              footer: () => (
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