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bg9.png The question for this issue is as follows: (Single-choice question) When a meter technician calibrates a meter, the absolute value of the basic error of the standard instrument used should not exceed ( ) of the absolute value of the error of the meter being calibrated. A. 1/3 B. 1/2 C. 3/4 D. 1/4 The answer will be announced on November 2, 2017. Answer to the previous issue: A. Combined mass flow meter B. Direct mass flow meter C. Indirect mass flow meter D. Compensated mass flow meter. The answer is B. ———————————————————————————————————————————————————————— Scoring criteria: 2 points for an incorrect answer; 3–8 points for an *incomplete* correct answer; 10 points for a correct answer accompanied by a detailed explanation; 12–15 points if a correct answer includes additional *complementary* information. Please score according to these criteria. Note: If there are editing records after answering, only 1 point in wealth will be given to the participant. The time limit for answering is before the next question; 2 points are awarded if the answer is correct within two periods after the deadline, while no points are given if the answer is incorrect or if more than two periods pass. 5 wealth points will be deducted for each instance of continuous malicious spamming. If malicious repeated posting occurs twice in a row, 10 points will be deducted per instance, with no upper limit on the number of deductions. Any purely numerical content, purely emoji-based messages, or random letters that have no relation to the answer are considered malicious spamming; points will start to be deducted after one warning