The opposite side of the moving surface is provided with a single absolute type optical rule and two groups of read heads.

以及在该运动台面的相对侧设有单支的绝对式光学尺及两组读头。

youdao

Other signals move the read/write heads to read or write data on the platters.

其他的信号移动读写头,来到硬盘中去读或者写。

哈佛公开课 - 计算机科学课程节选

Right, I'm going to read in the values of the number of heads and the number of legs.

它看上去和Barnyard完全一样,现在我要读入头数和腿数。

麻省理工公开课 - 计算机科学及编程导论课程节选

The team is already thinking of applications for metamaterials as read-heads for future generations of hard-disk drives or optical modulators for communications.

ECONOMIST: MONITOR

Magnetic heads read data from spinning platters.

FORBES: Seagate Sues Emerging Rival

Spintronic PCs are at least a decade off, but the technology has been in use for several years in the magnetic heads that read and write data to hard drives.

FORBES: Magazine Article