採用比尺 的英文怎麼說
中文拼音 [cǎiyòngbǐchǐ]
採用比尺
英文
accepted scale-
Based on the principles to respect believable and higher precise paleomagnetic data of blocks and to pay attention to the similarity of paleo - biogeography and the coordination of tectonic evolution, the paleomagnetic data of chinese continental blocks and adjacent areas for paleozoic and triassic were collected, the chinese continental blocks were laid up on the reconstruction of global paleo - continents with similar scale
摘要在尊重比較可靠的、測試精度較高的地塊古地磁數據,重視生物古地理與地質構造演化史的相似性和協調性等原則的基礎上,筆者編制了中國大陸及鄰區各陸塊古生代和三疊紀的古地磁數據表,並採用類似的比例尺,將中國各陸塊放到相應的全球古大陸復原圖上去。Furthermore, a plan of designing the small model having a step bottom is provided in the experiment of restricting model. and a plan of jetting from foreside and middle part of the large scale model is adopted in experiment, all these are our innovative points
此外,在小比尺模型試驗中,還提供了一種斷階噴氣試驗設計方案,在大比尺模型試驗中,採用了首中部同時噴氣的方法,這些都是本文試驗的創新之處。The methods for solving these problems are put forword as follows : the method of airphoto scale rangs from 1 / 4 to 1 / 6 of map scale ; a flight line uses belt method ; the optional time intervals of airphoto taking are from may to june and from august to october in one year ; when the contrast at the site is small, or the visibility is rather low and needs to enchance the contrast, the hardening agent should be prepared to process the film
並提出了解決問題的方法:山區航空攝影合理的攝影比例尺應是成圖比例尺的1 / 4 ~ 1 / 6 ;對于山區窄而長,且為線狀走勢的河流宜採用帶狀航線設計方法設計;山區流域水分充足能見度不好,惟每年5 - 6月和8 - 10月是航空攝影的最佳季節;當地面物體反差小或能見度不好而需要特別提高反差時應配製較硬性藥水沖洗等。In order to increase productivity, for big size tank welding, saf propose plasma plus tig double torch solutions, welding speed is 30 % to 50 % higher than single plasma torch welding
為增加焊接生產的效率,對于大尺寸工件的環縫何縱縫焊接, saf採用等離子tig雙槍焊接工藝,焊接速度比單等離子增加30至50 。The paper presents several aspects in partition rectification and visualization of raster image. adopt technology of visualization for scientific calculation, vector diagram of deformation 、 contour chart of deformation and drawing of three - dimensional are realized. delaunay tin in view of deformation feature is constructed on base of selected grid control points and methods and mathematical models for partition rectification are realized based on the delaunay tin. software of geometric rectification for large scales are realized and applied in project
本論文針對柵格影像的變形可視化及分塊糾正展開研究,取得了以下幾方面的研究成果:一、採用科學計算可視化技術,繪制變形矢量圖、變形等值線圖和三維效果圖,實現了柵格影像變形特徵的可視化;二、提出了在格網控制點( gcp )數據基礎上選擇性構造顧及變形特徵的delaunay三角網,並基於構造的三角網實現了分塊糾正的方法和數學模型;三、採用vc編制了影像幾何糾正軟體,實現大比例尺掃描地形圖的糾正,並在工程中得到應用。A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid
利用六偏磷酸鈉作為穩定劑,通過控制反應物的濃度及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸效應,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能;採用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。Suitable polycrystalline znsxse1 - x film with zinc sulfide cubic structure and ( 111 ) preferred orientation that provided a good matching with the requirements of lclv were deposited on ito coated glass by mbe method. room temperature photo - responsivity measurements performed on these thin films show that
相比于用zns和se為生長源制備的znsxsel x薄膜,採用zns和znse化合物為源材料的實驗方法制備出的薄膜性能更優良,其晶粒尺寸普遍增大,柱狀晶形更完整。The main purpose of this paper is to study crack growth rate of a class of nonlinear viscoelastic materials under the condition of constant load and small - strain. in this paper : the new test program is raised by referencing the existing test programs and by our trial and error ; in the new test program, facilities involved in the nonlinear viscoelastic crack tests are relatively few, the test process is relatively simple and the data obtained from the experiments are credible. on this basic, the calculation of j integral of nonlinear viscoelastic double cantilever beams specimens and the parameter of fracture work of corresponding nonlinear viscoelasticity are derived
具體成果包括: 1 、證實了雙懸臂梁試件用於非線性粘彈性裂紋擴展實驗研究的優點:雙懸臂梁試件在實驗中能觀測到的擴展過程持續時間比較長,在計算j積分時,計算方法簡單; 2 、得到了改性聚丙烯材料用於非線性粘彈性裂紋擴展實驗的兩種有效的試件構形和相應的試件尺寸;採用不斷改善夾具的方法使得加載穩定; 3 、經過連續四個多月的時間得到了一組有用的實驗數據; 4 、得到了裂紋長度與時間的關系、裂紋擴展速度與時間的關系、裂紋擴展速度與裂紋長度的關系。Based on the comparison of the restoring features of several common journal dimensions and in accordance with the shaft wearing character of large water pump, the treatment technique applying brush coast and hot spraying was discussed
摘要在比較幾種常用軸頸尺寸修復特點的基礎上,根據大型水泵軸軸承位磨損特徵, ?述了採用電刷鍍和熱噴塗處理技術修復水泵軸的工藝方法。( 3 ) it is known that load effect is not consistent with the section resistance incommon section continuous composite beam. a kind of composite beam with itsrational section size is suggested, which is consist of the t shape concrete beam andsteel girder. this kind of composite beam not only has enough carrying capacity, almost has same positive and negative resistance moment, but can decrease theamount of the steel
( 3 )分析可知連續組合梁的跨中、支座截面處荷載作用效應及截面抗力規律不匹配,本文提出了採用t形混凝土梁和工字鋼代替一般的混凝土板和工字鋼的組合梁截面形式,並給出了截面尺寸比例,能使正負截面抵抗矩接近,符合組合梁受力特徵,減少了材料用量,滿足承載力和剛度等要求。Aimed at design index of input power 1. 5kw, most output rotate velocity 300rpm, and rating output rotate velocity 150rpm, considering factors of angle and ratio of transmission, on the basis of kinematics simulation, author optimized the kinematics parameters. in this paper, author has made some analysis and study to the primal assembly condition of transformer ' s sequential action in theory, designed structure dimension of the input and output transformer, and verified the corresponding strengthen. further, the structure, which is to key transmission components of velocity control system of the speed regulator, has been designed based on meeting operational sensitivity, precision and self - locking
本文針對輸入功率為1 . 5kw ,最大輸出轉速,額定輸出轉速的無級變速器的設計要求,並考慮到傳動角及變速比等因素,在運動學模擬的基礎上,對運動學參數進行了優化;本文對變換器連續作用的初始裝配條件進行了理論分析與研究,對輸入、輸出變換器作了結構尺寸的設計,並進行了強度校核計算;本文還對變速器調速系統中主要傳動構件在滿足操作的靈敏度、精度、自鎖性的基礎上進行了結構設計;最後採用workingmodel3d軟體,進行虛擬樣機的計算機輔助模擬設計及運動學和動力學計算。2. building the grid - framed dem of viet nam and the grid - layer chart with the properties of gradient and direction with geographical information system technology ( gis ) and contour line with rate of 1 : 500, 000
( 2 )採用地理信息系統技術,以及越南1 : 50萬比列尺的等高線資料,建立越南地區柵格結構的數字高程模型( dem ) ,以及屬性為坡度和坡向的柵格圖層。The front part uses the bright color in the middle while darker color on the two sides. the upper part of the brighter color is wider than the lower part while the upper part of the darker color part is narrower than the lower part. the contrast of color and stripes leaves an vivid impression and overcome the shortcoming of the old machines - boring and monotonous
Klk的外觀針對大屏幕液晶觸摸查詢一體機設計,其機身正面採用中間亮色兩側暗色,且亮色部分上寬下窄,暗色部分上窄下寬,這樣通過色彩和線條的鮮明對比,克服了同尺寸的klb等其他老機型,機身正面過寬且直上直下,臃腫呆板的缺陷。Chapter two ascertains main technological factor of dong gou lock reconstructing, including forecast the cargo and volume through the lock to reason about representative type of vessel designed for through the lock and its operation organize. chapter three design the renovate engineering through ascertaining the main technological factor scale of the lock, dimension, designed water level and altitude, including design of structure of the lock, lock chamber and lock gate, and select the main technological factor and pattern of headstock gear. chapter four draws a comprehensive compare of the two design scheme of the renovate project with engineering project economy evaluation method, and makes out the recommended scheme, and furthermore, to calculate the economic evaluation index of the recommended scheme and makes the economic sensitivity analysis of the scheme and finally demonstrate economic feasibility of the scheme
本論文共分四章:第一章主要介紹了原東溝船閘的地理位置和營運現狀,說明了船閘在航道建設和水資源綜合利用中的作用及東溝船閘改造的必要性;第二章東溝船閘改造的主要技術因素確定其中包括東溝船閘過閘貨種和貨運量發展的預測,並確定東溝船閘的設計代表船型及營運組織;第三章東溝船閘改造工程設計本章通過船閘改造工程主要技術參數:船閘規模、尺度、設計水位和高程等的確定,設計了二個船閘改造方案,包括鋼筋混凝土整體塢式閘首結構、閘室和閘門的設計,並選定了啟閉機的主要技術參數和型式;第四章採用了工程項目經濟評估方法對東溝船閘改造工程二個設計方案進行全面綜合比較后,確定了推薦方案。Therefore, a positive research method was adopted to put forward two hypotheses during the oil and gas drilling works, i. e, a certain relation existed between operation ' s cost and drilling footage and cycle respectively
為此,採用實證研究方法,針對油氣鉆井作業的過程提出兩個假設:鉆井作業成本與鉆井進尺呈一定的比例關系;鉆井作業成本與鉆井周期呈一定的比例關系。There are many factors must be desided such as width ; depth ; ship ' s turning area ; ship ' s stop distance during the design of shanghai deep - water channel. very large container vessels. navigating at the channel with the affections certain wind, currents, seas and other influences, may cause more huge damage and expenditures for the accidents without safety operation. some date for channel design to very large container vessels has been gone beyond in " design code of general layout for sea port " and needs to replenish, modify. the purpose of this study is : to choice the ship form, mainly ship ' s overall size ; draft, according to design of shanghai deep - water port and development of container, then to get the date of width and depth of channel through simulator tests
對8000teu 、 5250teu超大型集裝箱船舶的航道寬度設計已超出了該規范的規定范疇,急需補充甚至修改。本課題研究的目的是根據洋山深水港設計規劃和集裝箱船舶的發展趨勢,通過研究、分析、比較,選擇最合適的船型,尤其是船舶主尺度和船舶吃水。在此基礎上,採用船舶操縱模擬器進行航行模擬研究,在大量模擬研究情況下,得出進港航道所需的航道寬度和深度。Taking the earth - rock dams with straight clay core constructed on thick moraine cover foundation and directly built on bed - rocks with the same sizes and the same materials for example, two - dimensional dynamic fem programme is used to contrast and analyze the static stress distribution and dynamic response difference of two types of high earth - rock dams in the intensive earthquake zones
摘要以相同尺度和相同材料的建造在深厚覆蓋層上直心墻土石壩和直接建設在基巖上的直心墻土石壩為例,採用二維動力有限元程序對比和分析了強震區兩種高土石壩的靜應力分佈和動力反應的差異。In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material
本文首先根據散拋石壩損毀情況的現場調查資料,結合有關專家多年的整治經驗,總結出壩體的損毀原因及影響因素;對現有塊體穩定性的研究成果進行回顧和總結,並針對散拋石壩的直接損毀現象,結合山區河流的水流、地形特點,利用塊體粒徑與起動流速的關系,提出塊體穩定重量與起動流速高次方成正比的概念,流速50的增長可能導致塊體穩定重量接近40倍的變化;通過二維變坡水槽試驗,研究了壩體穩定的主要影響因素,包括塊體重量、壩頂水深、斷面尺寸、塊體材料(塊石和卵石兩種) 、護底等,結果表明對于山區河流,試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微;最後,根據西部地區的自然、經濟、交通等條件,提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面層作為散拋石壩的防沖毀措施,以期取得良好的工程效果。Applying small scale strata units tracking and correlation method, the middle to small strata units of the jurassic middle cycles in the studied area has been tracked and correlated in this paper
本文採用小尺度地層單元的等時追蹤對比方法,對研究區侏羅系中相當于中期旋迴層序中的中、小層尺度地層單元進行了等時追蹤對比。Besed on wavelet " s well localized characterizes in time frequency and space frequency, we can exactly depict events of nonnoise by decomposing to signal using binary - wavelet transform. for events of noise, local max can be found at singular points of signal by using wavelet transform norm of signal, so adopting multiscale wavelet analysis the maximal point of wavelet transform norm, which risen by the noise, with increasing of scale, which rien by the fault appeared. gived a properly threshold and compared the relation of data that have been transformed not only find the fault in the low noise signal but also resume the signal by filtering noise, which have good power of examining singular signal being unexpectedly change
對于噪聲中的事件點,利用信號的小波變換的模在信號的突變點取得局部最大值,採用多尺度(多分辨)小波分析,則隨著尺度的增大,噪聲引起的小波變換模的極大值點迅速減少,而故障引起的小波變換模的極大值點得以顯露,我們給出一個適當的閥值,比較閥值和變換后數據的關系,不但可以在低信噪比的信號中監測到故障信號,而且可以濾去噪聲恢復原信號,對突變的奇異性信號具有良好的監測能力,能夠有效地找出噪聲中的事件點。分享友人