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English Translations » 历史存档[信息] » 【Daily Topic】【HVAC Version 20160829】

【Daily Topic】【HVAC Version 20160829】

2016-08-29View Original

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Participation reward: 2 Wealth. Reward for the correct answer: 9 Wealth. The main reason for the further spread of dust and the contamination of the air in the workshop is ( ). A. Primary airflow B. Secondary airflow C. Dusty airflow D. Outdoor airflow
Reply #22016-08-29
The main reason for further dispersion of dust and contamination of the workshop’s air environment is (B). A. Primary airflow B. Secondary airflow C. Dusty airflow D. Outdoor airflow

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Translated at 2026-07-20 23:30:40

Original: https://bbs.hcbbs.com/thread-1612710-1-1.html

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