tidal level造句
例句與造句
- Influence of upstream discharge in tidal level prediction for tidal reaches
感潮河段上游流量對潮位預(yù)報的影響 - The model is used to calculate water level and dis - charge of river network with tidal level as independent variable
該模型根據(jù)潮水位的變化，模擬河網(wǎng)的水位和流量變化過程。 - The statistical characteristics of the sub stage maximum tidal level in bridge reach are analyzed . and found that the maximum tidal level in flood season should correct the inconsistency
論文分析了橋位河段分期最高潮位序列的隨機特性，發(fā)現(xiàn)需對徐六涇站汛期最高潮位進行修正，通過研究提出了對本河段行之有效的一致性修正方法。 - Therefore , the full use of advantages of tidal level of the yangtze river so as to lower the delivery lift and increase the pumping capacity and save energy consumption and raise operation reliability , are implemented
是一套用于強化水利工程現(xiàn)代化管理的系統(tǒng)軟件，它具有對水工建筑物的各種資料數(shù)據(jù)進行存儲、查詢、分析、處理，并對水情、工情及氣象資料進行統(tǒng)計、報表等功能。 - On the base of multiple function realization of tidal level forecasting of storm - surge , dyke break flood computation , flood inundation area computation and manpower - material dispatch etc . and using fussy policy - decision method , the flood control policy - decision scheme was determined
并在實現(xiàn)風(fēng)暴潮潮位預(yù)報、潰堤洪水計算、洪水淹沒面積和人員物資的調(diào)度等多種功能基礎(chǔ)上，運用模糊決策方法，生成長興島防洪決策方案。 - It's difficult to find tidal level in a sentence. 用tidal level造句挺難的
- The verification results show that the model can simulate well the tidal levels , current velocities , sediment concentration , bed load transport , diversion ratio in the bifurcation section , topographic change of the north and south channels , as well as sudden siltation caused by typhoons
大量實測資料驗證表明，該數(shù)學(xué)模型可以較好地模擬長江口地區(qū)的潮位、流速、流向、含沙量、底沙、分流比、南北槽地形變化和臺風(fēng)暴潮造成的航道驟淤情況。 - Second , on the basis of supplementing basic data and investigating the historic tidal level , the design tidal level has been analyzed and calculated . as the result of the comparison between p - iii type frequency curve and gumbel curve , the p - iii curve is recommended
其次，在插補延長基本資料、歷史潮位考證的基礎(chǔ)上，進行了設(shè)計潮位的分析計算，并分別就采用p -型曲線及gumbel曲線兩種線型適線進行比較探討，推薦采用p -型曲線適線成果。 - The main research contents of the paper involve : establishment of real time forecasting system of taihu lake basin ; forecasting method for the tidal levels along yangtze river and hongzhou bay ; model mechanics of flow generation and confluence forecasting ; forecasting model mechanics of flow dynamics in plain river networks of taihu lake basin ; case study of real time flood forecasting and control in taihu lake basin
本文所研究的內(nèi)容主要概括如下： 1 )太湖流域?qū)崟r預(yù)報調(diào)度系統(tǒng)的建立與開發(fā)機制； 2 )沿長江及杭州灣潮位預(yù)報方法； 3 )太湖流域產(chǎn)匯流預(yù)報模型機理； 4 )太湖流域平原河網(wǎng)水動力學(xué)預(yù)報模型機理； 5 )太湖流域?qū)崟r洪水預(yù)報與調(diào)度實例研究。 - Hydrology regime and river channel evolution become complex because of double influences of river flow and tide . there is little appropriate method so far . therefore , when the impact us assessed of water project on flood control , the following aspects should be focused on , river evolution and stability of project - sections , design tidal level , flood - tide combination scheme , pre - project and post - project impacts on river channel , water level and flow condition
長江河口段為潮流河段，徑流潮流的雙重作用使得區(qū)域水文情勢、河道演變規(guī)律錯綜復(fù)雜，開展防洪影響評價研究時，河道演變及工程段穩(wěn)定性分析，設(shè)計潮位的分析計算，洪潮組合方案擬定，工程前后對河道及水位流態(tài)影響的模擬等均是目前尚無十分成熟的方法，需要進一步研究的課題。 - Based on 2m contour of surveyed bathymetry from 1976 to 1999 and mean - high - tidal line distracted from remote sensing images acquired by landsat - 5 tm from 1976 to 2000 respectively , quantitative analysis about alluvion and erosion as well as the relationship between accretion of modern yellow river delta and the water and sediment discharge of yellow river is made , and the results indicate the mean - high - tidal level is more effective than 2m contour of the bathymetry . it is found that the accretion of modem yellow river delta is becoming less and less , what ' s more , erosion is even more than alluvion in some recent years . diaokou promontory has been eroded seriously since yellow river changed its course in1976
以一般高潮線反映現(xiàn)代黃河三角洲沖淤演變時，從1976年黃河改道清水溝流路入海到2000年，整個黃洞三角洲凈造陸201 . 5km ~ 2 ，淤積有逐漸變慢的趨勢，甚至出現(xiàn)凈蝕退的年份；刁口河嘴大量蝕退，蝕退速率開始快速，后來逐漸變慢；清水溝河嘴大量淤積，淤積速率開始迅速，后來逐漸變慢，甚至出現(xiàn)凈蝕退；清水溝河嘴南側(cè)到支脈溝一段岸線與刁口河嘴以西到灣灣溝一段岸線基本穩(wěn)定。 - It makes the deduction on design tidal level process more reasonable than ever . finally , taking into account the observed data of tidal level are much more integrated than observed data of tidal discharge and the correlative relationship are established based on large numbers of samples . then , the sub stage maximum tidal discharges and tidal velocities are obtained according to the regressive equations and the observed tidal level , and the sub stage design maximum tidal discharges and tidal velocities are estimated by way of frequency analysis
最后，針對橋位河段實測潮流資料短缺而潮位資料相對完整的實際情況，基于大量樣本建立了潮流量與潮汐要素的相關(guān)關(guān)系，利用實測長系列潮位資料得到分期最大潮流量、潮流速系列，經(jīng)頻率分析確定了分期設(shè)計最大潮流量、潮流速。 - And used this standard ( large than ex + 3 x x ) to estimate the design sub stage maximum tidal levels using the frequency analysis . an improved method to deduce design tidal level process is put forward , using both designs maximum anneal tidal level and design maximum annual tidal range
探討了不同參數(shù)估計方法下如何判別特大值，并用得到的判別標準(大于ex + 3 x )對修正后的分期最高潮位序列進行頻率分析確定了分期設(shè)計最高潮位。提出了以設(shè)計年最高潮位和設(shè)計年最大潮差共同控制典型潮位過程放大的設(shè)計潮位過程推求方法，使設(shè)計潮位過程的推求更趨合理。