levee system 中文意思是什麼
levee system
解釋
堤防系統-
2, by detailed studying of sedimentary microfacies, guan 3 - 6 beds mainly belong to high crooked fluvial deposition system, and some parts of guan 5 - 6 show plait fluvial deposition system features : detailed divided them into edge beach, center beach and natural levee etc. 9 deposition microfacies and beach ridge and groove microficies
2 、通過沉積微相多層次逐級細分研究，認為館3 - 6砂層組主要屬于高彎曲度曲流河沉積體系，館5 6部分小層表現為辮狀河沉積體系；並細分出了邊灘、心灘以及天然堤等九種沉積微相，以及灘脊和凹槽等微微相。 -
1. six rules of studying out the assessment index and the method of founding the comprehensive safety assessment structure system of the levee engineering are discussed. also, the design of safety evaluation aggregation of the system is lucubrated and the fourth - class divisional method of safety grade is ascertained
主要研究內容如下： 1 、針對河道堤防工程特點，擬定了構建堤防工程安全綜合評價結構體系的原則；探討了堤防工程安全綜合結構體系的建立方法，並對安全評價集及安全綜合評價方法等內容進行了深入研究，確定了堤防工程安全評價的四級劃分法。 -
The theory and method, such as analytic hierarchy process, grey system and so on, together with the knowledge of embankment engineering, are introduced into the thesis, which performs relatively detailed study on method of comprehensive safety assessment, synthesis assessment structure system, method of measuring assessment index and the precautionary mode of safety evaluation of the levee engineering
本文以河道堤防工程為主要研究對象，應用層次分析、灰色系統等理論和方法，對堤防工程的安全綜合評價方法、綜合評價結構體系、評價指標度量方法以及堤防工程安全預警模式等方面內容進行了深入的分析研究。 -
Based on the multi - level recursive analysis and the grey system theory, the forecast models on the safety assessment of the levee engineering are founded. and with the modern computer technique of software and hardware, the precautionary mode of the safety assessment of the levee engineering is designed
5 、利用回歸分析方法和灰色系統理論建立了堤防工程安全預報模型，初步設計了堤防工程安全預警系統模式，並開發研製了堤防安全監測實時評價軟體。 -
Selection principle and method of plane coordinate system for changjiang river levee
長江堤防工程平面坐標系統選用原則和方法
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