Both Jiangxi and Zhejiang Meteorological Stations have raised their warning status from code yellow to code orange.
江西和浙江两省气象监测站提出从黄色预警提高到橙色预警状态。
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It consists of a decoding microcontroller and a PC, and applies to meteorological sounding and other Morse code communication equipments.
它由译码单片机和PC机组成，适用于气象探空及其他莫尔斯码通信设备。
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The Beijing Meteorological Center on Sunday afternoon issued a code yellow alert to warn about fog in the capital, saying visibility would drop to less than 500 meters in most parts of the city.