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foundation field 種子田。

foundation garment

Whereas “ build - operate - transfer “ , called bot mode , has been successfully adopted in some foundation fields , such as public traffic , electric power , etc . this article is based on the study of yishui sewage treatment plant application of bot some constructive and valuable recommendations presented may be helpful to other foundations and environmental fields . this article has analyzed the feasibility of yishui sewage treatment plant application of bot , then made a blue print which include construct project item company project financing project , running project and the analyse of benefits to society and economy . the pivotal portion - concessionary agreement , is also studied in this article 在借鑒國外城市基礎設施bot模式和國內電廠、高速公路等建設項目bot模式的基礎上,總結國內部分采用準bot模式建設污水處理廠的經驗,根據國家目前的環境政策和法律、法規要求和沂水縣社會經濟發展狀況,運用了經濟學、技術經濟學及管理學的一般原理,對沂水縣城市污水處理廠采用bot模式建設進行了方案設計和分析,包括項目建設方案、項目公司組建方案、融資方案、運行方案、項目經濟效益分析及項目各參與方的經濟效益分析等內容,并對項目關鍵? ?特許權協議的有關內容進行了研究,在特許權協議中,對在實際工作中難以確定的收費價格、發票、付款等具體內容提出了解決思路和辦法。

Foundation fieldbus based on high speed ethernet ( ff hse ) is the only kind of fieldbus adopted the technology of ethernet . my thesis focus on the analyse and realization of the hse session , and through it the combination of hse and fieldbus is described . in the first part of this thesis , the history , the status and the trend of the fieldbus technology are introduced and the architecture of the foundation field is discussed . then hse session is analysed carefully 本文在分析ffhse總線協議通信會話層session的基礎上,針對ff現場總線基于以太網的數據傳輸,以及session為總線的用戶提供通信服務進行了研究與開發,并實現了總線設備的互操作性處理,從而實現了以太網技術和現場控制技術的融合。