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How is the elevator maintenance cycle determined?
　　(1) Elevator accident rescue is not timely. The elevator maintenance companies are messy and the maintenance level is uneven, which leads to the untimely rescue of the elevator. At present, there are many elevator maintenance companies in China, but due to improper market management, the maintenance level of each company is uneven, and the...
What are the safety technical requirements for elevator machine room?
　　(1) Elevator accident rescue is not timely. The elevator maintenance companies are messy and the maintenance level is uneven, which leads to the untimely rescue of the elevator. At present, there are many elevator maintenance companies in China, but due to improper market management, the maintenance level of each company is uneven, and the...
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