电器仪表、阀门等配件按标准规定进行校准，并挂标签。
Spare parts such as electric instruments, valves should be calibrated according to standards, and hanged with tags.
按有关规定及标准对所有计量仪器作周期检查和校准，完成并保存相关计量仪器校验记录和计量鉴定证书；
According to the relevant regulations and standards to inspect and calibrate all measuring instrument, complete and save the relevant calibration record and appraisal certificate;
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