.or)、 柱面(cylinder) –读写头(read-write head)：反转磁性物质磁 化的方向 –磁盘臂(disk arm) – 磁盘控制器 ( disk controller )：接受读写扇区 命令，定位读写头。
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read write head 读写头 ; 读写磁头
combined read-write head 组合读写头 ; 组合读
read-write head assembly 读写清洗磁头组合件
disk read-write head 磁盘读写头
read and write head 读写磁头
write read head [计] 写读头 ; 读写磁头
read-write-erase head assembly 读写清洗磁头组合件
N an electromagnet that can both read and write information on a magnetic medium such as magnetic tape or disk 读写头 [计算机]
A head crash happens when the surface of the read-write head or particles on its surface contact the magnetic disk surface.
当读写头的表面或表面上的微粒与磁盘表面接触时会发生磁头划伤。
The spreading of sector addresses around the disc gives the operating system time to process each before the next reaches the read-write head.
把区份地址分散于磁碟上，操作系数便有足够时间，在读写头到达另一区份前，逐个地址处理。
So, despite not really knowing how to play the piano and not knowing how to read or write music, Cicoria got himself a piano and promptly began to play everything he heard in his head.
于是，尽管实际上不知道该如何弹钢琴，也不知道如何读写乐谱，西科里拉还是给自己买了一台钢琴，并且立即开始弹奏脑子里听到的一切。
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