read-write head [计] 读写头 ; [计] 读写磁头 ; 读写兼用头

read and write head 读写磁头

read write head 读写头 ; 读写磁头

magnetic read write head 磁读写头

write head stack 写头堆栈

magnetic write head 磁读头

magnetic read-write head 磁读写头

read-after-write head [计] 写后读出磁头 ; 写后读磁头

write head log 写前日志