陷波滤波器（Notch）在心电信号消噪处理中的应用冰箱滤毒除味器
An application of notch filter for removing noise interference from ECG
本实用新型涉及座便器，具体为人体感应式自动排味座便器。
The utility model relates to a pedestal pan , in particular to a pedestal pan , which is of human body induction and automatic deodorization .
味器味器味器