但带有标签的牛被运出时，检查员可以通过手持扫描器获取牛的信息。
When the tagged cow is shipped out, an inspector can use a hand-held scanner to retrieve the cow's information.
2006年，手持式条形码扫描器的市场规模为8.1亿美元，销售量为430万台。
The total global market for handheld bar code scanners approached ＄810 million in 2006, with approximately 4.3 million units shipped.
优解3300是一款价格低廉、可取代CCD产品的手持激光条形码扫描器。
Optimal solution 3300 is an inexpensive, can replace the CCD hand-held laser bar code scanner products.
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