At present, the company mainly engaged in hot-rolled sheet, semi-round bar products.

目前本公司主要经营热轧卷板、半圆钢产品。

youdao

The bar codes on the products are read by lasers.

产品上的条形码是用激光读取的。

《牛津词典》

The Universal Product Code symbol, also known as the 'bar code', is printed on products for sale and contains information that a computer can read.

通用产品代码符号，亦称“条形码”，印在出售的商品上，其中含有计算机能识别的信息。

《牛津词典》

CheckPoints awards consumers just for scanning bar codes on products in 2 million U.S. stores.

FORBES: The Best Apps For Smart Black Friday Shopping

Now the group questioned whether adding GAIA as an additional layer to the qualifications for Earthwards would raise the bar for other products competing for the recognition.

FORBES: Diving Deeper: How High Should We Set the Bar?

In addition, University of North Carolina researchers are building a database of all food consumed in the U.S. They have created a system to classify 600, 000 bar codes for food products.

WSJ: Smaller Size? No Thanks to This Pledge