挖沙工程 的英文怎麼說
中文拼音 [wāshāgōngchéng]
挖沙工程
英文
dredging works-
3. the drop datum of largest water level in researched reaches increases relatively with length increase of dredging channel in definite condition of discharge and sediment and definite dredged sediment quantity or dredged morphology of transversal section
在一定的水沙條件和一定的挖沙量或一定挖河斷面條件下,隨挖河長度增加,研究西安理工大學工程碩士學位論文河段最大水位降落值相對越大。This paper summarize the estuary sediment management methods also, analyze and the following aspects and give evaluations : estuary dredging and lead the flow, lead water to scour the river channel, build the xihekou reservoir, estuary gate deposition management, dike reinforced etc
本文還對河口泥沙的處理途徑和措施進行了概括總結,對河口疏浚與導流、引海水沖刷河道、建設西河口水利樞紐、攔門沙治理、人工有計劃改道和出漢、加高堤防和加固防護工程和挖河固堤工程等進行了分析評價。In nanpu power plant wharf engineering design, based on sufficient demonstration on the conditions of sand, geology, wharf structure and power plant construction, scheme of dig - in basin was adopted for the first time in fujian, by which, some technical difficulties in wharf operation and power plant construction were successfully resolved, quayline resource was fully utilized, and engineering investment was cut down
摘要南埔電廠煤碼頭工程設計中,經充分論證泥沙、地質、碼頭結構和電廠建設等條件,在福建首次大膽採用挖入式港池,較好解決了碼頭營運、電廠建設中的難點,並充分利用碼頭岸線資源,節省工程投資。In the working of cutter suction dredger, the slurry is transported by solid - liquid two - phase flow that is consisted of sand and water. this method cannot carry slurry too long, so some projects cannot be taken on
在絞吸式挖泥船疏浚作業中,泥漿是由泥沙和水組成的固-液兩相流得以輸送的,往往因排泥距離不長而使許多工程無法承擔。First the author memorized the yellow river excavation history and concluded development of modern dredging science, and found that most researches of dredging are related to navigation regulation, little used to flood control especially in the yellow river with silty. based on the experiment of generalized physical model of the lower reach of the yellow river, and the study of the loaden flow mechanism and the dredging efficiency, the author get some new ideas as follows : 1
通過對黃河疏浚的歷史以及現代疏浚工程學的發展進行了回顧和總結,認為已有的疏浚研究大多基於航道疏浚工程,對于防洪疏浚特別是在黃河這種多沙型河流上進行防洪疏浚的研究極為欠缺,本文基於黃河下遊河道概化模型試驗,對疏浚挖槽后水沙運動機理及效果等進行了研究,得到以下認識。The process of effluent flow during loading in self - propelled trailing suction hopper dredgers was simulated by way of physical modeling and was measured and analyzed by using the flow rate and concentration of spoil in the hoppers, particle sizes of sediments at the inlet and outlet of the effluent flow pipe and hopper volume as the major control parameters
摘要通過物理模型試驗模擬自航耙吸挖泥船裝艙溢流施工過程,以艙內流速、艙內濃度、溢流進出口泥沙粒徑、裝艙量幾方面為主要控制因素,進行實測、分析,並比較自航耙4種常用裝艙裝置的消能效果。Impact of sand - dredging operations on the marine ecosystem
挖沙工程對海洋生態的影響The major activities involved during the construction stage of the project are cut and fill earthworks, slope works, earth retaining walls, irrigation buffer lake, detention ponds and tanks, sand bunkers and golf course capping and turfing
2 . 3 . 1在工程項目的施工期內,主要的工程活動包括挖填土方工程斜坡工程護土墻灌溉緩沖湖靜水塘缸沙坑及高爾夫球場的加蓋草皮鋪設。By the end of 1931, despite the completion of the aberdeen upper reservoir, the dam reconstruction for the lower reservoir and sediment removal works were still pending
香港仔上塘於1931年底建成后,仍需進行下塘改建工程及挖掘沉沙工程。The dredged contaminated mud would be disposed of at the special seabed pits at east sha chau using the confined aquatic disposal method
于該工程挖出的污泥會以密封式海洋傾倒法傾卸在東沙洲海床特設的泥坑。This was a particularly severe problem in the lower shing mun river in sha tin, but dredging and a bio - remediation project undertaken in 1997 made a huge difference to the smell of the river
沙田城門河下游以往曾有河水發出惡臭的問題。政府於1997年治理河道,在河床口進行挖掘污染沉積物工程及利用生化處理方法改善沉積物質素,難聞氣味已較以前大幅度減少。For some underground chamber construction, the stability of surrounding rock different excavation method and so on have been studied
對沙灣隧洞施工過程中圍巖的穩定性以及不同開挖方式等問題進行了研究。The west dam faced the inner sea of rocky harbour and was 2, 470 ft. long and 333 ft. high. the construction of the 2 dams was a complicated process, as 2 cofferdams had to be constructed at each of the sites, before the main dams could be built. these were to keep the dam sites dry for construction
兩條主壩建築工程相當復雜,在興建主壩之前,需于建築堤壩地點建造圍堰,將海水隔開,抽乾海床范圍內的海水,挖除黏土和沙,才築堤壩,使主壩能穩固地建造在堅硬的巖石上。Despite the marine park status, which should ensure a certain degree of protection from development, currently two developments threaten the area - the reconstruction of a jetty and maintenance dredging for the aviation fuel receiving facilities
雖然沙洲鼓洲成為海岸公園,獲得一定程度的保護,免受發展工程影響,但該處仍備受兩項發展項目威脅,包括碼頭重建工程及飛機燃料接收設施的保養挖掘工作。For the project " central reclamation phase iii ", the contaminated mud is disposed of at the east sha chau contaminated mud dump site
在「中區填海第三期」工程項目中挖出的污泥,是會被棄置在東沙洲污泥卸置坑內。A further challenge to hong kong s marine waters came in the form of mud. prior to the 1980s, the dumping of dredged mud from reclamation work and other urban development projects was largely unregulated
八十年代之前,填海工程和其他市區發展項目內所挖掘和傾倒的海沙海泥一般均不受監管。1 the permit holder shall, not later than 2 weeks before commencement of dredging at the site, submit details on silt curtains to be used, including dimensions, exact locations and method of installation and removal, to the director for approval
許可證持有人須在工地展開挖泥工程至少兩星期前,向署長提交所採用的隔沙網詳情,包括網的大小、準確位置,以及安裝和拆除的方法,待署長批準。分享友人