名詞 magnetic disc:

1. (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored
   同義詞：magnetic disk, disk, disc

1. A device for converting energy form one form to another. In relation to computers, the term is applied to a read/write head, to detector of sector marks in a magnetic disc system, and to electronic/sonic pulse converters of delay line memory.
   把能量從一種形式轉(zhuǎn)換成另一種形式的裝置。在與計(jì)算機(jī)有關(guān)時(shí)，這個(gè)術(shù)語用在磁盤系統(tǒng)中的讀／寫磁頭、扇面標(biāo)記的檢測(cè)上，以及用在延遲線存儲(chǔ)器的電子或聲波脈沖變換器上。