浅析电梯故障检测的相关探讨 - 中国月期刊网 关键词：电梯故障检测;控制系统维护;机械系统检查 [gap=478]Keywords: elevator fault detection; Control system maintenance; Mechanical system checks
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The straightening machine checks the mechanical fasteners and the hydraulic transmission system during the shift, the operation handle and button can be normal.
矫直工在交接班时先检查机械紧固件和液压传动系统，操作手柄及按钮能否正常。
If installed on a fire sprinkler system, all mechanical checks, such as alarm checks and backflow preventers, should be flow tested and inspected internally in accordance with NFPA 13 and NFPA 25.
如果安装在防火喷淋系统上，所有机械式止回阀，如警告止回阀和防回流阀，都应该根据美国国家消防协会NFPA 13和NFPA 25标准进行流量测试和内部检查。
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