梯级

• Cascading city waste to power
  梯级处理城市垃圾发电的办法
• Do not stand on the upper deck or staircase of a double deck bus
  一?五请勿在双层巴士上层及梯级站立。
• Many tourists pulled up the steep steps of the ancient pagoda
  许多旅游者喘着气登上了古塔的陡峭的梯级。
• Reprovisioning of public landing steps
  重置公众登岸梯级
• Please do not stand on the upper deck or staircase of a double deck bus
  请勿在双层巴士上层及梯级站立。
• Design of computer monitor system in kuerbin cascade hydropower station
  库尔滨梯级电站计算机监控系统设计
• Reprovisioned public landing steps
  重置的公众登岸梯级
• Probing and analysis of the multi - stage energy utilizing for air conditioning
  空调梯级能源利用的分析与探讨
• Study on optimal water level models of large - scale delivery water project
  梯级引水工程水位优化调度模型研究
• The cascaded exploitation and sustainable utilization of geothermal resource
  地热资源梯级开发可持续应用研究