字典網>> 英漢字典>> P開頭詞條>>pn boundary的意思 漢英字典pn boundary中文翻譯：【電】 PN界面 相關詞條：pneumaoarthrography pneumatodyspnea pneumatic control valve pneumoparesis pneumolithiasis pneumosilicosis pneunatic perforator pneumoenteritis pneumoangiography pneumonemia