(done) 嵌入式硬件电路图 (6) 重要的元器件特性之MOS管url: https://www.bilibili.com/cheese/play/ss545380403?query_from=0&search_id=2600170704475004073&search_query=%E5%B5%8C%E5%85%A5%E5%BC%8F%E7%94%B5%E8%B7%AF%E5%9B%BE%E6%80%8E%E4%B9%88%E7%9C%8B&csource=common_hpsearch_null_null&spm_id_from=333.337.search-ca