The figures printed below the stripes are codes of the producer and the product.

游客2025-05-14 21

问题 The figures printed below the stripes are codes of the producer and the product. [br] The scanner reads the product information through a camera,

选项 A、Right
B、Wrong
C、Doesn’t say

答案 B

解析第一段"The ’scanner’,…is a small laser beam of light."

转载请注明原文地址:http://tihaiku.com/zcyy/4076604.html

相关试题推荐

随机试题

最新回复(0)

Thefiguresprintedbelowthestripesarecodesoftheproducerandtheproduct.