sand paper method 中文意思是什麼

sand paper method 解釋
沙紙法
  • sand : n 1 沙。2 〈 pl 〉 沙灘,沙洲,沙地,沙漠。3 〈 pl 〉 沙粒;(計時用的沙漏中的)細沙。4 光陰,時...
  • paper : n 1 紙;裱墻紙。2 報紙,報。3 收據;債券;證券;票據;匯票;鈔票(=paper money)。4 〈pl 〉身份...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  2. Standard test method for abrasion resistance of geotextiles sand paper sliding block method

    土工織物抗磨性的標準試驗方法
  3. Abstract : in this paper, the efficient stress method is used as main means, while the railway engineering anti - earthquake design specification and the dynamic triaxial test are used as additional means. the authors analyze the ground layer liquefaction of shield tunnelling built on powder soil or fine sand, whose top plate is buried under two kinds of depth, and conclude that the liquefaction area is different with different buried depth. finally, the rational buried depth is proposed

    文摘:以有效應力原理的有限元計算分析為主、鐵路工程抗震設計規范及室內動三軸實驗為輔,對修建在粉土或粉細砂層中的盾構隧道進行了兩種不同埋深情況下的液化分析,得出了埋深不同液化區出現區域不同的結論,並提出隧道抗液化的合理埋深。
  4. Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -

    快速成型技術改變了傳統的產品開發模式,可以為設計者提供產品樣件,縮短設計周期,加快新產品的開發進度,為決策者提供直觀性;快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣,包括樹脂模、層壓模、熔模和消失模等,還可採用直接制殼鑄造法直接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模,甚至直接製造小批量鑄件,介紹了熔積成型技術在石膏型精密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術,快速成型技術與鑄造工藝的有機結合,開創了快速製造金屬零件的新階段,對用高新技術改造傳統的鑄造工業,使其面貌煥然一新,增強鑄造行業的競爭能力;快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑,討論了利用快速成型技術製造模具的一般工藝方法,探討了將快速成型技術與金屬電弧噴鍍技術結合起來快速製造金屬模具問題,以及快速成型技術與精密鑄造技術相結合的模具製造工藝,基於快速成型製造的快速模具技術,集成了快速成型製造高新技術和傳統技術,發揮各自優勢,已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。
  5. In this paper, the author studies the sand response under the vibrating load carefully to provide the vibrating grouting method with good parameters. at first, the sand is studied through the dynamic tri - axial experiment, in which we use a computer - controlled system which is advanced in our country

    本文著重進行振動力作用下飽和砂土地基的響應分析,從有限元計算、解析分析和工程經驗三個角度進行研究,三種方法各有優缺、互為補充,以期為施工工藝提供良好的施工參數。
  6. Since the hardened - slurry is a new kind of construction material, the paper undertook some experiments to find a proper way to optimize its performance. the author think that sand but not mortar can improve the fluidity of the hardened - slurry, and the water glass being divided into two partitions can also better the hardened - slurry. in the last partition, the air - agitating method compared with other construction methods is thought to be the proper one in the diaphragm construction, and the optimal agitating - tine is one hour or so

    由於固化灰漿是一種新型的地下連續防滲墻墻體材料,為了更好的掌握它,論文對提高固化灰漿的施工性能進行了試驗研究,得出砂以干摻的方式而水玻璃以兩次加入法是使固化灰漿施工性能提高的一種途徑;然後通過模型試驗模擬四種施工方法,比較各種方法的成墻效果,認為氣拌原位攪拌法為較好之法;而氣拌時間對固化灰漿的性能影響試驗則給出了最適宜的攪拌時間是控制在一個小時之內。
  7. Abstract : a percolation model of radial flow with which the process of sand production in horizontal well can be simulated and a method by which a series of tests can be carried out are introduced in this paper

    文摘:介紹了一種模擬水平井出砂的徑向流試驗模型和在該模型上進行的地層出砂試驗的方法。
  8. In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects

    通過分析特細山砂和機制砂的顆粒形態、粉末含量、顆粒級配等特性對自密實混凝土的工作性能和力學性能的影響,發現特細山砂、機制砂不宜單獨用於配製中低強度等級自密實混凝土,宜將特細山砂和機制砂進行合理復配,並選擇合適的外加劑和礦物摻合料,優化配合比設計,可生產c20 c40中低強度等級自密實高性能混凝土;研製開發出了具有高效減水、保塑、抗離析功能的外加劑,有效解決了中低強度等級自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題;應用正交設計方法,對因素和水平進行合理選擇,確定了生產中低等級自密實混凝土的最優配合比;建立了中低強度等級自密實混凝土的工作性評價體系;提出了生產、施工及養護的質量控制技術方法。
  9. According to former references, the nascent metal surface usually is gained by cutting, but the manner results many pits and crevices in it and the surface is so rough that ca n ' t provide lipid molecules with smooth surface to bind to the support surface. so it brings the difficulty to recur measurement and to compare the results. the thesis brings forward a new method to get more smooth surface by sand paper

    根據文獻提供的方法,通常採用剪切的方式處理覆膜的金屬表面端,由於用此方法生成的金屬端面極為粗糙,不能保證每次剪切后金屬端面的一致性,從而使所覆的blm膜不是在同一工作環境、同一工況下進行,給實驗的再現性帶來困難,同時難于進行實驗結果的前後對比分析。
  10. The paper discusses a few problems which shoud be paid an attention to in the aspects of design, execution and load - bearing capacity determination when compound foundation with sand method is applied

    本文主要探討了砂石樁法復合地基應用時,在設計、施工及承載力確定等方面應注意的幾個問題。
  11. Abstract : based on the read condition of wind - sand roadbed on shenmu - yan ' an railway, this paper introduces the construction method, construction technique and protection measures of wind - sand roadbed. especially, the compaction method is detailedly expounded

    文摘:針對神延線風沙路基實際,介紹了風沙路基的施工方法、施工工藝和路基防護措施,特別對風沙路基的壓實方法進行了說明。
  12. This paper focused on the collocation of material circulation, particularly discussed test sale of new products under the material initiative supplying model, tracking bills of old products, dealing with peculiar products and client booking tabs, products redeployment ( to solve the lopsided sale quantity between different areas ), and determining the similar products. by analyzing a lot of data, as well as advantage and disadvantage of them, we emphasized the importance of data warehouse based on the supplying chain management, and got such achievement as follows : 1. determining the similarity of different products with the method of intensity judging tree ; 2. having put forward a flowing sand model for the test sale of new products ; 3. having constructed a model to control product relief with the supplying day of inventory

    全文以物流配送環節為主要研究對象,對主動補貨模式下的新品試銷、老品追單、特價品處理和客戶定單以及產品調劑(解決地區銷售的不平衡)和相似性產品的確定(解決產品銷售的不平衡)幾個方面進行了詳細的論述,通過大量的數據論證和優缺點分析,闡述了供應鏈數據倉庫在其中的重要作用,並得出了以下主要研究成果: 1
  13. Regarding pi1 - 2 oil bearing group in the polymer flooding well pattern in the north part of the north section in lamodian oil field, as the target pay zone, this paper has firstly drawn the sedimentary microfacies maps of each time unit by means of the principle of architecture - element analysis and correlation method of sand member in fluvial - delta depositional system. lt gives a sound geological foundation for classification of plane flow unit. at the same time, this paper has classified vertical flow unit

    首先,本文以喇嘛甸油田北北塊聚合物驅井網葡i1 - 2砂巖組為研究目的層,應用儲層建築結構解剖的知識和河流-三角洲相油層對比方法,繪制了各沉積單元的沉積相帶圖,為平面流動單元的劃分提供了地質基礎,同時,劃分了垂向流動單元。
  14. A modified two - dimensional dynamic effective stress method is established and also the corresponding program presented in the paper. and the method is used for analyzing the effects of liquefaction of sand soil zone on surface ground motion and the response spectrum of acceleration 、 velocity and displacement

    本文在現有研究的基礎上,建立了一種土體二維有效應力動力分析方法並編制了相應程序,並以此計算分析了飽和液化砂層對地表加速度反應譜、速度反應譜、位移反應譜的影響。
  15. Geotextiles and geotextile - related products - determination of abrasion resistance - sand paper sliding block method

    土工布及其有關產品抗磨損性的測定砂布滑塊法
  16. This paper summarizes identification method for low effective circulation channel : first, using four parameters decision factors method to find out low effective circulation channel ' s suspicious well group ; second, determining the horizon and direction of low effective circulation channel combining with sand body sedimentation characteristics ; third, to verify using test data

    為改善注水開發效果,以「動態普查,靜態確認,測試驗證」為指導思想總結形成了低效循環條帶分析判別方法:一是運用四參數決策系數法找出低效循環條帶可疑井組;二是結合砂體沉積特徵確認低效循環條帶存在層位、方向;三是運用測試資料進行驗證。
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