空气中微生物监测采用平板沉降法，取室内5点监测；

Plate sedimentation method was applied to monitor microorganisms in air and 5 points were monitored.

youdao

空气中微生物监测采用平板沉降法，取室内5点监测；

Plate sedimentation method was applied to monitor microorganisms in air and 5 points were monitored.

youdao