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To increase the popularity of the chemical analysis section, a \"One Question per Day\" campaign has been launched to foster an active atmosphere for technical exchanges while offering rewards in the form of financial benefits to users. 【Daily Question】 (Single-choice question) If the calibration mark of a measuring instrument is yellow, it indicates ( ). A. It is qualified and can be used; B. It is unqualified and should be discontinued from use; C. Its testing function is qualified while other functions are defective; D. It has no special meaning. Correct answer: C. Reply with your answer in the comments to participate in the quiz – you will receive +2 wealth points. Those who get all answers correct will receive an additional +3 to +8 wealth points. Extra rewards will be given for those who provide thorough analysis and explanations of the questions or answers, or who include detailed calculation processes. If your answer is correct and your analysis is accurate, it will be marked as the best reply (or the best assistance). Feel free to answer the questions.
C. The detection function is operational, while other functions are not working
Choose C: Measuring instruments that pass the inspection must be fitted with a green label; Measuring instruments that fail to meet the requirements specified for their function or certain indicators but can still be used after calibration must be fitted with a yellow label indicating the range within which they may be used ; Meters that fail the mandatory verification, those whose verification/calibration period has expired, or those that have been registered for suspension must be marked with a red label.
C. The detection function is operational, while other functions are not working
C. The detection function is operational, while other functions are not working
C. The detection function is operational, while other functions are not working