龙龙1004
健康码英文是Health code。
通知要求，各地要落实“健康码”信息互认机制和规则，切实方便人员出行和跨省流动，实现防疫“健康码”全国互认。
All regional authorities should implement and achieve universal recognition of health codes nationwide, stressed the circular.
通知还明确：在低风险地区，除特殊场所和特殊人员外，一般不应查验“健康码”。
In low-risk areas, apart from key locations and personnel, the verification of health codes is not compulsory.
中方提出建立基于核酸检测结果、以国际通行二维码为形式的健康码国际互认机制，希望更多国家参与。
China has proposed a global mechanism recognition of health certificates based on nucleic acid test results in the form of internationally accepted QR codes. We hope more countries will join this mechanism.
以上内容参考：百度翻译-健康码
Lindahellokitty
The recognition of two-dimensional QR code is a hot topic in image processing research field.
二维QR码的识别技术是图像处理领域研究的一个热门课题。
QR code ( quick response code), a matrix two-dimensional bar code, is widely used in our country, according to its efficient encoding characteristics of Chinese characters and rapid identification.
其中，矩阵式二维条码QR码（Quick Response Code）以其高效的`汉字编码能力和快速识别的特性，在我国广泛使用。
A person's health improves with the avoidance of stress.
一个人只要避免紧张，健康状况就会改善。
