First-Line maintenance of the equipment is also included in the project scope.
首要的设备维护也包含在项目范围里。
Conclusion: Tiotropium bromide is a stable first-line maintenance treatment of COPD, one of the drugs.
结论：噻托溴铵是稳定期COPD一线维持治疗的药物之一。
The system has the data analysis processing function, which can provide the first-hand data of the train running status, the line condition analysis and the vehicles design and the maintenance.
提供数据分析处理功能，为列车运行状态、线路状态的分析和车辆设计及维护提供了第一手数据。
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