One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 441
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Multiple-choice question: When performing welding work on the pipe racks in a chemical plant, standard ( ) must be used, and safety helmets that meet the specified requirements must be worn. A. Fire-resistant welding equipment B. Fire-resistant safety belt C. Workwear D. Fire-resistant tools Answer: B. Fire-resistant safety belt
When performing welding work on the pipe rack in a chemical plant, standard (A) must be used, and a safety helmet that meets the regulations must be worn. A. Flame-resistant welding equipment B. Flame-resistant safety belt C. Workwear D. Flame-resistant tools
When performing welding work on the pipe rack structures in a chemical plant, standard (B) welding equipment must be used, and appropriate safety helmets must be worn. A. Flame-resistant welding equipment B. Flame-resistant safety belt C. Workwear D. Flame-resistant tools
When performing welding work on the pipe rack in a chemical plant, standard (B. fire-resistant safety belts) must be used, along with safety helmets that meet the required specifications.
When performing welding work on the pipe rack structures in a chemical plant, standard (B) welding equipment must be used, and appropriate safety helmets must be worn. A. Flame-resistant welding equipment B. Flame-resistant safety belt C. Workwear D. Flame-resistant tools