【Daily Question】January 6, 2017: +2 Wealth for participation； +3 to +10 wealth for correct answers
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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 members certain financial rewards. 【Daily Question】When measuring the dynamic viscosity of a sample, an appropriate viscometer should be selected based on the sample’s temperature, ensuring that the flow time of the sample is at least ( ) seconds. Standard answer: 200. By replying with your answer, you earn +2 wealth points; if you get all answers correct, you receive an additional +3 to +8 wealth points. Those who provide thorough analyses and explanations for the questions or answers (or include detailed calculation processes) will receive extra wealth rewards. If your answer is correct and your analysis and explanation are accurate, it will be marked as the best reply (or the best assistance). Feel free to answer the questions.
When measuring the dynamic viscosity of a sample, an appropriate viscometer should be selected based on the sample’s temperature, ensuring that the flow time of the sample is at least (200) seconds.