One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 446
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Single-choice question: Adopting engineering and technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, which one does not belong to the measures for controlling calcium carbide dust? ( ) A. Enclosure B. Exhaust ventilation C. Dust removal D. Catalytic combustion Correct answer: D
Adopting engineering technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, which one does not belong to those used for controlling calcium carbide dust? Answer: D. Catalytic combustion
Adopting engineering technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, the one that does not belong to the measures for controlling calcium carbide dust is (d) D. Catalytic combustion
Adopting engineering technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, the one that does not belong to the measures for controlling calcium carbide dust is (D). A. Enclosure B. Exhaust ventilation C. Dust removal D. Catalytic combustion
Adopting engineering technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, the one that does not belong to the measures for controlling calcium carbide dust is (D). A. Enclosure B. Exhaust ventilation C. Dust removal D. Catalytic combustion
Adopting engineering technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, the one that does not belong to the measures for controlling calcium carbide dust is (D). A. Enclosure B. Exhaust ventilation C. Dust removal D. Catalytic combustion
Adopting engineering technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, the one that does not belong to the measures for controlling calcium carbide dust is (D). A. Enclosure B. Exhaust ventilation C. Dust removal D. Catalytic combustion
Adopting engineering technical measures to eliminate and reduce the hazards caused by calcium carbide dust is the fundamental approach to preventing pneumoconiosis. Among the following engineering measures, the one that does not belong to the measures for controlling calcium carbide dust is (B). A. Enclosure B. Exhaust ventilation C. Dust removal D. Catalytic combustion