negative pressure
短语词组
- negative -pressure chamber 負壓腔
- negative e pressure drainage 負壓吸引法
- negative high pressure 負高壓
- negative internal pressure 負內壓
- negative blood pressure 負血壓;負血壓英語
- high negative control pressure 高負控制壓力
- negative expiratory pressure 呼氣負壓 返回 negative pressure