pre-alarm state 中文意思是什麼
pre-alarm state
解釋
預報警狀態-
Yin - shang dynasty carried out the principle for choice of defense system by putting the city in the center and constructed the defense protective screen around the city through setting up many layers of defense installations ; and set up several circles of important military towns on the periphery ranges, where set up military pre - alarm and information transmitting systems fitted with main - way nets and post systems extending to all directions, so as to form the state military defense systems
摘要殷商國家施行「都城居中」的選址原則，通過建造都城的多重防禦設施，構建都城周邊的軍事防禦屏障，並在周邊地區分設若干軍事重鎮環帶，建立周邊地區的軍事預警和信息傳遞系統，配之以四通八達的幹道網和驛站制度，從而形成國家軍事防禦體系。 -
Combined with the significant project - gongboxia hydro - power station construction, emphasized on construction during flood period of power station construction period, the climate character of the upstream of yellow river basin and the practice operation state of cascade reservoirs are analyzed, some problems in construction during flood period such as flood propagation time, interval flood discharge forecast, construction risk, flood period pre - alarm and longyangxia reservoir ' s function on construction of gongboxia are also studied, with an aim at presenting real interval flood forecast scheme and dispatching method, so as to provide technological support for gongboxia hydro - power station construction period
本論文結合國家重點工程項目?公伯峽水電站的建設，以電站建設期施工渡汛為研究重點，從實施出發，分析黃河上游氣候特性和梯級水庫群的實際運行狀況，對施工渡汛中的主要問題?洪水流達時間、區間洪水預報、渡汛風險、汛期預警、龍羊峽水庫在渡汛中的作用等進行了比較全面深入的研究，目的在於提出可用於實際的區間洪水預報方案和調度方法，為公伯峽水電站施工期建設提供技術支撐。 -
Pre - alarm state
預報警狀態
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