temperature measurement system
影片讲述无名Rapper(beijing kehai longhua industrial automation instrument co., ltd. has more than a dozen categories and more than 300 varieties, including steel thermometer series, steel thermometer series, oxygen and carbon calibration series, infrared thermometer series, thermal metal detector series, gas calorific value meter series, various large screen display series, general digital display control instrument series, as well as fast micro temperature measuring double head, oxygen and carbon calibration probe, sampler series, etc. )因父亲原因回到故乡边山,与小学同学(technical support: )相遇后发生的有笑有泪的故事。