|  | @@ -117,6 +117,8 @@ public class MusicSheetServiceImpl extends ServiceImpl<MusicSheetDao, MusicSheet
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				|  |  |      @Resource
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				|  |  |      private SubjectService subjectService;
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				|  |  |      @Resource
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				|  |  | +    private InstrumentService instrumentService;
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				|  |  | +    @Resource
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				|  |  |      private TeacherService teacherService;
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				|  |  |      @Resource
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				|  |  |      private CourseCoursewareService courseCoursewareService;
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				|  | @@ -572,6 +574,32 @@ public class MusicSheetServiceImpl extends ServiceImpl<MusicSheetDao, MusicSheet
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				|  |  |              throw new BizException("未找到曲目信息");
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				|  |  |          }
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				|  |  |          if(detailVo.getDelFlag()){
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				|  |  | +            //获取乐器名称
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				|  |  | +            List<MusicSheetAccompaniment> background = detailVo.getBackground();
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				|  |  | +            if (CollectionUtils.isNotEmpty(background)) {
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				|  |  | +                String instrumentIds = background.stream().map(e -> e.getMusicalInstrumentId()).filter(StringUtils::isNotEmpty).collect(Collectors.joining(","));
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				|  |  | +                if (StringUtils.isNotEmpty(instrumentIds)) {
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				|  |  | +                    List<Long> instrumentIsList = Arrays.stream(instrumentIds.split(",")).map(Long::valueOf).distinct().collect(Collectors.toList());
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				|  |  | +                    List<InstrumentWrapper.Instrument> instruments = instrumentService.getInstruments(instrumentIsList);
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				|  |  | +                    Map<Long,InstrumentWrapper.Instrument> instrumentMap =
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				|  |  | +                            instruments.stream().collect(Collectors.toMap(InstrumentWrapper.Instrument::getId, o -> o, (o1, o2) -> o1));
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				|  |  | +                    for (MusicSheetAccompaniment accompaniment : background) {
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				|  |  | +                        if (StringUtils.isNotEmpty(accompaniment.getMusicalInstrumentId())){
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				|  |  | +                            StringBuffer sb = new StringBuffer();
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				|  |  | +                            for (String s : accompaniment.getMusicalInstrumentId().split(",")) {
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				|  |  | +                                InstrumentWrapper.Instrument instrument = instrumentMap.get(Long.parseLong(s));
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				|  |  | +                                if (instrument != null){
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				|  |  | +                                    if(sb.length() > 0) {
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				|  |  | +                                        sb.append(",");
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				|  |  | +                                    }
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				|  |  | +                                    sb.append(instrument.getName());
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				|  |  | +                                }
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				|  |  | +                            }
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				|  |  | +                            accompaniment.setMusicalInstrumentName(sb.toString());
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				|  |  | +                        }
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				|  |  | +                    }
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				|  |  | +                }
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				|  |  | +            }
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				|  |  |              return detailVo;
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				|  |  |          }
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				|  |  |          MusicSheetDetailVo detail = this.getCbsDetail(id);
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