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http://bbs.hcbbs.com/static/image/hrline/line7.pnghttp://bbs.hcbbs.com/static/image/hrline/line7.pnghttp://bbs.hcbbs.com/static/image/hrline/line7.pnghttp://bbs.hcbbs.com/static/image/hrline/line7.pnghttp://bbs.hcbbs.com/static/image/hrline/line7.pnghttp://bbs.hcbbs.com/static/image/hrline/line7.pnghttp://bbs.hcbbs.com/static/image/hrline/line7.pngHaving recently completed training on the safety management of special equipment, I realize that only by having a thorough understanding of relevant knowledge can one better manage production processes on site. Since June, we have been holding a daily quiz on knowledge related to the safety management of special equipment; we invite all members of the community to participate actively. Participation reward: 2 Wealth. Reward for correct answer: 9 wealth. Multiple-choice question: Class A flammable gases refer to those whose lower explosive limit of the mixture with air is less than ( )% (by volume). A、 2 B、 5 C、 10 D、 15 Answer: C http://bbs.hcbbs.com/static/image/hrline/2.gif http://bbs.hcbbs.com/static/image/hrline/2.gif [Production and Management Section] Seeking moderators and technical discussants to join us. [HaiChuan Charity] Large-scale environmental protection photo-sharing event themed “Sharing the Same Blue Sky”! 【Safety Activities】Event to share advanced on-site management experiences 【Task-based reward: 3000 wealth points】Original] Organize and format the content of the dashboard posts 【Task-based reward: 5000 wealth points】Original] Organize and summarize the content of the control panel posts ---------Seeking partners for premium advertising space for Kaikawa’s charity activities-------