One Question per Day on Synthetic Ammonia (Series 90)
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Judgment: The purpose of the airtightness test is to check for leaks in equipment, pipes, flanges, and welds. Answer: Yes Scoring criteria: 3 points for participation, 8 points for a correct answer
Correct,√~~~~~~~~~
That’s right; the purpose of the airtightness test is to check the tightness of equipment, pipes, flanges, and welds； The purpose of pressure or hydrostatic testing is to verify the strength and tightness of the pipes