Optical scanners ensure that imperfections in the cloth are located and removed.

光电扫描器能确保找出并去除布料上的瑕疵。

《柯林斯英汉双解大词典》

There are three types of scanning devices: optical scanners, bar code readers, and char and mark recognition devices.

扫描设备有三种类型：光学扫描器，条码阅读器，和char和标记识别设备。

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The standard methods for extracting range data from optical triangulation scanners are liable to the influence of these problems.

确定激光条纹中心传统的方法容易受到这些问题的影响。

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Their use could cause a delay in counting votes because they cannot be read by optical scanners.

WSJ: Sandy Prompts Shifts in Voting Procedures

Voters were asked whether Sarasota County should provide paper ballots, to be counted by optical scanners, in future elections.

ECONOMIST: Big doubts about a narrow victory

Instead, by 2002, counties must have in place optical scanners, which require voters fill in bubbles with a pencil.

CNN: Florida legislators approve election reform package