One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 454
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Multiple-choice question: Which of the following can cause low pressure and negative pressure at the primary inlet of a single-stage compressor? ( ) A. Decrease in the flow rate of the synthetic system ； B. Water accumulation in the gas holder pipes ； C. Blockage in the cold alkali tower or excessively high liquid level in the cold alkali tower ； D. Water accumulation in the rear cooler Answer: A B C
A. Decrease in synthetic system flow rate； B. Water accumulation in the gas holder pipes ； C. Blockage in the cold alkali tower or excessively high liquid level in the cold alkali tower ；
Which of the following can cause low pressure and negative pressure at the primary inlet of a single-stage compressor? (ABCD) A. The flow rate of the synthetic system decreases ； B. Water accumulation in the gas holder pipes ； C. Blockage in the cold alkali tower or excessively high liquid level in the cold alkali tower ； D. Water accumulation in the rear cooler
Which of the following can cause low pressure and negative pressure at the primary inlet of a single-stage compressor? (A, B, )
Which of the following can cause low pressure and negative pressure at the primary inlet of a single-stage compressor? (A B C) A. The flow rate of the synthetic system decreases ； B. Water accumulation in the gas holder pipes ； C. Blockage in the cold alkali tower or excessively high liquid level in the cold alkali tower ； D. Water accumulation in the rear cooler