8.22-Answer questions daily to win rewards and gain knowledge (Pharmaceutical Engineering Technology version)
Thread Content
Those who answer correctly receive 10 wealth points, while those who answer incorrectly receive 3 wealth points (rewards are available for answers given within 24 hours). Multiple-choice question: If the temperature of a certain reaction system is 185 ℃, then ______ should be used as the heating medium. A. Low-pressure saturated steam B. Heat transfer oil C. Molten salt D. Flue gas
If the temperature of a certain reaction system is 185 ℃, then __B____ should be used as the heating medium. A. Low-pressure saturated steam B. Heat transfer oil C. Molten salt D. Flue gas