無路面路基 的英文怎麼說
中文拼音 [wúlùmiànlùjī]
無路面路基
英文
unsurfaced subgrade- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 路面 : road surface; pavement; roadbed路面板 road deck; roadway slab; 路面標高 grade elevation; 路面標線...
- 路基 : bed; roadbed; subgrade; substructure
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Pavement performance evaluation is the precondition and very important work for the pavement maintain, servicing, covering and adding surface. it is a broad scale research task among the international pavement scholars to evaluate pavement performance using new nondestructive test equipment and evaluation technology recent years
路面性能評價是路面養護、維修、罩面及加鋪的前提和基礎工作,引入新型無損檢測設備和評價技術,對路面性能進行評價是近年來國際道路界廣泛開展的一項工作。Gpr is a newly developed hi - tech survey technique used to detect shallow ground electric differences. we applied gpr to more than 100 projects in zhujiang river delta and hongkong, and obtained good reputations. the application scope involves stratigraphics division, outining of filled stones in the muddly beach, geotechnical prospecting of old wall, karst detecting in the limestone terrain, caving detecting, landslide and slop surveing, the division of wea - thering zone, onion weathering zone, fracture zone and fau - lted zone in the granite area, detecting of buried objects cable, metal nonmetal pipe, channel, air raid she - lter etc. underground in the urban city, archaeology, tracing of orebody, coal measures strata division, testing of the dam and grouting site, quality checking of the surface and foundation of the highway
的一種高新技術。我公司運用世界最先進的探地雷達設備在珠江三角洲地區和香港開展了百余項探地雷達檢測項目,獲得了良好的聲譽,並被作為深圳市建設局1998年度建設科技成果推廣項目。它主要應用於:山體土石方檢測路基不同回填物界面檢測填海回填物巖溶檢測樁基無損檢測地下管道探測地下隱蔽物探測考古斜坡滑體探測地質結構探測湖底探測高速公路路面及路基檢測。In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods
而精確預測無線電波傳播路徑損耗特性,則為合理的微蜂窩無線網路規劃、設計提供了必要條件,同時也是研究微蜂窩移動通信系統性能的前提。無線電波傳播預測的方法分為兩類:一是用沖激響應法,即根據實驗、統計所得數據建立經驗性傳播預測模型;另一種是用射線跟蹤方法,即依據理論分析來建立確定性的傳播預測模型。本文首先討論了在地球表面均勻大氣中的無線電波傳播的基本特性,介紹了陸地移動通信系統中常用的幾種電波傳播路徑損耗經驗性預測模型,並指出了這些經驗性傳播模型對于微蜂窩小區無線電波傳播特性研究的局限性。Only three years agothe world ' s most advanced robotic cars struggled to make their wayaround even basic obstacles such as large rocks and potholes in theroad
三年前,世界最高級的無人駕駛汽車還只是致力於避開路面最基本的障礙物,如大巖石和凹坑等。The research purpose of this paper is on the thickness design of strengthening asphalt overlays, and the research way is based on analyzing the using of falling weight defiectometer in the area of pavement design and analyzing the priority of fwd - this kind of nondestructive deflection testing equipment, the emphasis is using of the testing results and research production of fwd in overlay design. the mainly research results includes the following aspects : 1. describing all kinds of overlay design procedures and its advantages and disadvantages in detail, especially the overlay procedure used in our country ' s pavement design criterion
本論文的研究對象是針對結構性補強型瀝青混凝土罩面進行厚度設計,研究思路是以落錘式彎沉儀( fwd )在路面工程設計領域的應用為根本目的,在分析fwd這種無損彎沉測試設備先進性的基礎上,結合對各種瀝青路面罩面設計方法的分析,著重研究了如何將fwd的檢測及分析成果應用於瀝青路面罩面設計方法中去。Moisture, the voids and the density of the pavement are expected for many operators in the road department. in order to promote the application of gpr to detect pavement quality as quickly as possible, in this paper some research works were zone. the mainly research results includes the following aspects : ( 1 ) since the dielectric constants of pavement medium have important influence on radar detection results, dielectric properties of pavement layers materials are analyzed for the design of practical gpr system and field application
目前探地雷達在公路上的應用還主要局限於路面結構層厚度的檢測,對路基路面物理力學指標的無損檢測被廣大公路工作者寄予厚望,這一技術的應用還有很多的工作要做,為了使其早日應用於實際,實現探地雷達對路面含水量、空隙率和壓實度的快速無損檢測,本文具體做了以下的一些工作: ( 1 )鑒于介電常數對探地雷達檢測的重要影響,對路面結構材料的介電特性進行深入分析,為路用探地雷達的實際應用測量提供理論依據。Through searching on the technical property of such pile, taking two foundation treatments as project background which are soft foundation treatment of wuhan dongxihu segment of the jingzhu freeway in hubei province and bridge foot protection at hebi xingfu eservoir in henan province, this paper carries out test study on active mechanism of crushed stone pile filled with cement slurry and its application in dealing with high earth filled soft ground and bridge foot protection
通過對無砂混凝土小樁技術特點的探討,以湖北京珠高速公路武漢東西湖段軟基處理和河南省鶴壁市幸福水庫公路橋梁基礎加固為工程背景,就無砂混凝土小樁的作用機理及其處理高填方軟基和橋梁基礎加固等方面展開試驗研究。Dynamic network interface selection in multihomed mobile hosts. in proc. 36th hawaii international conference on system sciences hicss - 36, ieee computer society, big island, hawaii, usa, jan. 6 - 9, 2003, cd - rom, abstracts proc.,
而cdma gprs等無線廣域網wwan : wireless wide area network具有覆蓋面積大的優點,網路連接基本上是隨時可得的,但是所提供的帶寬卻非常有限。We further developed an adaptive packet marking scheme based on one of our router numbering schemes. the maiking scheme is better than others in that there is leys workload, fewer false positives and fewer packets are required in path reconstruction. the last also reduces the time delay before responding to dos attacks
我們在此基礎上提出了一個基於路由器編碼的自適應包標記方案,該方案無論在路徑追蹤的運算量上、在追蹤的誤報率上,還是在追蹤所需的數據包的數量上(這與在攻擊中進行追蹤所需的時間緊密相關,從而直接影響到對攻擊響應的快慢)等多個方面都比同類的方法優越。The pavement system with the complicated structure is always considered as a large surface layer bearing on the infinitely deep foundation. due to complexity and variety of materials and stochastic uncertainty of load boundary condition, many mathematic and mechanic problems will occur in obtaining stress and displacement solutions of the pavement system
路面體系在構造上比較復雜,它通常是一個大面層,支承在無限深的地基上,由於體系材料復雜性、多樣性和荷載邊界條件的隨機不確定性,在解算它的內力、位移時會遇到很多的數學和力學上的困難。Preparation for construction : the surface of the under layer should be even and firm, and in accordance with the design requirement, without loose material and flaccid site, and need to reroll 2 3 times within full - width range of the subgrade with vibrating roller before the construction, as well as test the compaction and defecting, to check whether there is unqualified point in the soil base
施工準備:施工前下承層表面要平整、堅實,符合設計要求,無鬆散材料和軟弱地點,施工前要用振動壓路機在路基全寬范圍內復壓2 3遍,同時進行壓實度及彎沉檢驗,檢查土基中是否有不合格點。Considering that the load was added in steps, dynamic design based on in - sile test parameter is an effective and practical method. based on the author ' s experience of djm composite ground engineering, and two projects of highway djm composite ground, it systemically analyzed and summarized the in - site test result as well as the settlement deformation, pore water pressure dissipation, deep horizontal displacement, stress ratio, stress of pile. etc. it also compares the in - site test results of djm composite ground with or without rigid bearing stratum, and draws many practical conclusions
根據筆者多年粉噴樁加固路基工程的經驗,結合兩個高等級道路粉噴樁加固路基工程實例,全面系統地分析和總結了現場試驗路段試驗結果,對攪拌樁復合地基沉降特性、孔壓消散特性、深層水平位移特性、樁土應力比、樁身應變等作了深入細致地分析,對有硬持力層和無硬持力層(浮樁)的粉噴樁復合地基現場試驗結果作了對比,得到了許多有應用價值的結論。The expansion soil on yangan railway roadbed cause many diseaseses, such as mud pumping, ballast pocket and settlement and extrusion, etc. when being serious there are too mud on sleeper and roadbed to walk on it, it is hard to keep the size of geometry of the track and often cause the car shaking and influence the security of the driving seriously
由於路基土質所特有的不良的工程性質。使陽安線基床病害十分嚴重,其中基床翻漿及下沉十分突出,它直接影響到軌道的穩定。使軌道幾何尺寸難以保持,經常造成晃車,一到雨季軌道面上及道床上全是泥漿以致無法行走,行車安全受到嚴重威脅。Analysis on the principle of the non - destructive detection for the compactness of roadbed with rayleigh wave method
淺析瑞雷面波法路基壓實度的無破損檢測Chapter one the dissertation introduce the status of national highway construction and pavement maintain, and the essence ideology of the pavement evaluation methods among national and abroad has been analyzed synthetically. the application status of the nondestructive and dynamical index in the pavement performance evaluation and their development basing on the traditional test methods has been introduced. the key points, the research content and the innovation of the dissertation have also been presented
第一章介紹了我國公路建設及路面維修改造的現狀,綜合分析了國內外現行的路面評價的基本方法和思想,介紹了無損檢測手段和動態參數在路面性能評價中的應用狀況,以及在傳統檢測評價手段的基礎上無損檢測技術的特點和路面動態分析的發展方向,並提出了本文所要解決的關鍵問題、研究內容及創新點。Abstract : constant components and output opened ports in the result of high - level synthesis lead to explicit redundancy in gate - level technology mapping. explicit redundancy can not improve the performance, but increases power consumption, enlarges circuit area and decreases its testability, so it should be removed. this paper proposes a queue loop optimization algorithm to remove explicit redundancy completely which decreases the circuit area and improves the testability
文摘:高級綜合結果中常量元件和輸出懸空埠導致門級工藝映射結果中存在顯式冗餘.顯式冗餘無助於提高電路性能,反而增加功耗,降低電路的可測試性,使電路面積增大,應予消除.文中提出了顯式冗餘的隊列循環優化演算法,完全消除了此類冗餘,從而有效地減少了生成電路的基片面積,提高了電路的可測試性Most of works we have done are only drawing lessons from foreign advanced experiences. based on the situation of optimal design of signalized intersection, a system of optimal design of signalized intersection was put forth
對于任何一個城市,加強道路基礎設施建設、改善城市快速幹道系統是必要的,但做好平面交叉路口的規劃、設計、治理和管理工作無疑具有極其重要的意義。In the area of seasonal frozen region, the road takes place the cycle of freezing and thawing variety with the season, the mainly disease harm generating from this is the frost heave and frost boiling etc. . the disease harm belongs to the heat transfer problem, but the effective measure to prevent and cure the frost boiling has something to do with the gradient of temperature and humidity
在季節性凍土地區,道路隨季節交替發生凍融循環變化,由此產生的病害主要是凍脹和翻漿等。病害的形成歸根結底屬于熱質遷移問題,而防治凍脹與翻漿的有效措施無不與溫度和濕度有關,搞清冬季凍結過程道路結構體系溫度、濕度及應力的狀況,是正確設計路基路面,防治凍脹和翻漿的先決條件。Added basic signal strength to wifi configuration screen
新增在無線網路設置畫面中顯示基本信號強度。The physical and mechanical properties of the raw materials and the recycled mixture are studied respectively in this paper by means of indoor experiments. the primary mechanical indexes of the recycled mixture are tested, including the unconfined compressive strength, the resilient modulus and the cleavage strength. the changing laws of these indexes are related to the cement content, the ratio of old asphalt mixture to lime soil and the aged - period
初步對再生混合料的無側限抗壓強度、抗壓回彈模量和劈裂強度等主要力學指標進行了分析評定,總結了其強度性能與剛度性能隨水泥劑量、舊路面與灰土比例和養生齡期的變化規律,並建立了各指標之間的相互聯系;此外對再生混合料的水穩定性、抗凍性、干縮特性、溫縮特性和疲勞特性也進行了試驗分析;在上述研究的基礎上還探討了原材料性質對再生混合料性能的影響。分享友人