Economic comparison of cng standard fueling station and secondary fueling station 加氣站常規(guī)站與子站的經濟性比較
An economic comparison of the agricultural polices in china and the united states 中美幾項重要農業(yè)政策的經濟學比較
Economic comparison of centralized and decentralized wastewater reclamation and reuse systems 污水采用集中或分散處理再生回用的經濟比較
In this paper , economic comparisons are conducted among pumped storage plant , coal - fired thermal plant and gas turbine and reasonable operation ranges are found for all power plants mentioned above 同時可以看出,燃氣輪機的運行位置與抽水蓄能電站最為接近,作為抽水蓄能電站的替代措施是最為合理的。
On - site experiment and example analysis of this method in well gd27 - 3 of shengli oilfield show that this economic comparison model is reasonable , and has a great guidance meaning to on - site operation 通過對勝利油田gd27 - 3井現(xiàn)場實驗和算例分析,建立的經濟對比模型是合理的,對現(xiàn)場實際作業(yè)具有較大的指導意義。
Moreover , the technological & economic comparison is carried out between concentrated compensation , respective compensation and transformer compensation . the author finds reactive power compensation mainly arises from the transformer compensation 然后本文著重對變電站集中補償、線路分散補償、變壓器隨器補償這幾種補償方式進行了技術經濟比較。
Being engaged in the scheming of structural program , feasibility study of structural program , technical and economic comparison of structural program , structural design and structural examination and verification of an architectural project in the engineering consultancy 從事工程咨詢中建筑工程的結構方案策劃、結構方案可行性研究、結構方案技術經濟比較、結構設計和結構審核。
Reference to the experiments of international direct power - purchase patterns and the revolution direction of chinese electric market , the paper studies some important and hard problems in the pattern of direct power - purchase for large user , which include the relationship of the direct power - purchase pattern and power - grid safety , the problems of large user ' s recently list price , the congestion management and congestion cost distribution , the wheeling cost of direct power - purchase , the economic comparison between the direct power - purchase pattern and the construction of the self - supply power plant for large user , the management of supervision , credit and balancing the account 本文借鑒了國外直購電開展的經驗,結合中國電力市場化改革方向,論述了大用戶直購電模式中的重點和難點問題,包括直購電模式與電網安全性問題,大用戶電價現(xiàn)狀及問題,直購電中的輸電阻塞管理及阻塞分攤,直購電輸電過網費計算,直購電與建設自備電廠的經濟性比較,直購電監(jiān)管問題、信用問題和結算問題。
According to the test data and the technological and economic comparison between a process of mbr and a conventional process for reclaimed water treatment , it is concluded that the investment and operating cost of mbr is the same as the conventional process basically . the advantages of mbr are on the land occupation , maintaining , effluent quality and automatic control . the process is specially suited to hotel , restaurant and public buildings because they usually have less useable land , bigger fluctuation of sewage rate , understaffed group of management and higher quality demand of effluent 根據(jù)取得的試驗數(shù)據(jù),通過對膜生物反應器設計實例與傳統(tǒng)工藝設計相比較,在進行技術經濟分析后認為,膜生物反應器處理工藝在投資與運行成本上與傳統(tǒng)工藝基本持平,而在占地、維護管理、處理水質、自動化程度等方面比傳統(tǒng)工藝有較大優(yōu)勢,特別適合中水設施場地不足、原水波動大、管理人員少、出水水質要求高的賓館、飯店和公共建筑。