单词	分级预防
释义	分级预防医levels of prevention
随便看	air-flow control regulator air flow control system Airflow convective block air flow cooled compressor airflow counter air-flow counter airflow crushing airflow desiccating grinding system airflow design airflow design for lab air flow differential air-flow differential air-flow diffusion air-flow transmitter Airflow type ink-jet printing head airflow direction air flow distrbution airflow distribution air flow distribution air-flow distribution air flow distribution analysis airflow drier air-flow drier airflow dryer air flow dryer