連續孔徑 的英文怎麼說
中文拼音 [liánxùkǒngjìng]
連續孔徑
英文
fulledaperture- 連 : Ⅰ動詞1 (連接) link; join; connect 2 (連累) involve (in trouble); implicate 3 [方言] (縫) ...
- 續 : Ⅰ形容詞(連接不斷) continuous; successive Ⅱ動詞1 (接在原有的后頭) continue; extend; join 2 (...
- 徑 : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
- 連續 : continuation; succession; series; continuity; continuing; running; continuous; successive; contin...
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Those of multi - span, middle - length ( about 25 - 40 metres ) are of large percentage among advanced bridges. simply - supported girder bridges with continuous decks are inferior to those of continuous girders because their decks crack easily. owing to the complex construction of continuous girder bridges, which is laboursome and time - consuming, people have been thinking about an approach to combining the advantages of the two so as to speed up the building and reduce the work procedures
在高等級公路橋梁中,多孔中等跨徑(跨徑在25 40米左右)的橋梁占很大的比重,橋面連續的簡支梁結構體系由於存在橋面容易開裂等缺點而在與連續梁結構體系的競爭中常常處于下風。With double travelling cranes, advanced 60mm punching machine, 140mm fungus type punching machine ; domestic leading 159mma r tube rolling - mills, 159mm7 rack calibrator ; the national monopoly product micro tension - reducing diameter machinery and the producer gas generator ; 40, 60, 80, 220mm straightening machine ; 5 40 tons motoblocs ; bottom rolling type continual annealing furnace ; 14m pitch type heating furnace as well as qg1118 highly effective pipe cutter and so on as well as correlated necessary facility
公司據有雙配行車的大型廠房17500平方米,先進的60mm穿孔機, 140mm菌式穿孔機國內領先的159mmar軋管機, 159mm7機架定徑機國家專利產品微張力減徑機和煤氣發生爐40 60 80 220mm矯直機540噸拉拔機滾底式連續退火爐14m斜坡式加熱爐以及qg1118高效切管機等以及相關配套設施。On the basis of the analyse of built continuous rigid - frame bridge ratio of span, according to the concept of engineering economy, while only to think about cost, the paper gains to choice rational ratio of span formula
以既有pc連續剛構橋孔跨比分析為基礎,以工程經濟為基本理論,提出了經濟跨徑的計算方法。Sem, afm, epma micrographs indicate that pore size distribution of membranes is narrow ; thickness of membrane is about l - 2um and gradual interface between membrane and substrate is continuous and uniformity
Sem分析發現膜面較為平整、無開裂且晶粒輪廓清晰,孔徑分佈較窄,膜厚大約在1 2 m之間,膜與基體的界面連續較均勻。Basing on the theory of shape geometry, the distribution of rock blasting fragmentation are discussed, fragmentation of blasting experimentation of different charging construction appears shape character, and the relation of explosive ratio, line of weakness and distribution of blasting fragmentation are confirmed by regression, the relation of function of explosive ratio of distant loading and consecutive loading are confirmed by contrasting different distribution of blasting fragmentation of charging construction, a new approach will be put forward for optimized of bore net parameter and forecast of distribution of blasting fragmentation
回歸分析了爆破試驗的炸藥單耗、底盤抵抗線與爆破塊度分維數之間的函數關系,對比不同裝藥結構爆破塊度的分維數,得出了同等條件下間隔裝藥與連續裝藥炸藥單耗差值的關系,以及裝藥結構對巖石爆破塊度分佈影響的規律。根據對巖石爆破破碎塊度分佈分形規律的研究,找出了預測孔網參數優化、爆破塊度分佈新的途徑。In order to break through the traditional technology and the conception of equipment design, suggest to use bunchy phase deep hole or big diameter deep hole in laneway to realize the exploding of high step on opencast working ; digging with big contain forklift to realize the continuous transportation of dragline - mobile convolution crusher - belt transportation machine, therefore form a new technology system that be propitious to increase collectivity technique and economic benefit
為突破基於常規工藝和設備配套的設計理念,推薦採用束狀階段深孔或在巷道中採用大直徑深孔的方法實現露天開採的高臺階穿爆作業;採用大斗容索鏟下挖作業實現自工作面開始的索斗鏟移動式旋迴破碎機帶式輸送機的連續運輸工藝,從而形成有利於提高露天開采設計總體技術經濟效果的新的工藝技術系統。The works included 24 bored piles of 2. 5 meters in diameter and 55 meters in depth, 500 meters long underground concrete diaphragm wall of 0. 8 meters thick and 25 meters deep, 450 pre - cast concrete pile of 0. 5 meters in diameter, 12 meters deep soil excavation with multi - layer post - tensioning shoring system, reinforced concrete pile caps and basement slabs
其工程內容包括了24支直徑2 . 5米,深達55米直入巖層的鉆孔樁,周長500米,深度25米,厚度0 . 8米的地下連續混凝土墻, 450支直徑0 . 5米預制混凝土樁, 12米深開挖,多層水平鋼支撐系統,混凝土樁承臺及地庫底板結構。Frequency modulated continuous wave synthetic aperture radar ( fm - cw sar ) can be miniaturized, and it is fit for light - duty flight platform wonderfully
調頻連續波合成孔徑雷達可以實現小型化,能非常好地滿足輕型飛行平臺對成像設備的要求。Abstract : through the practice of vertical pressers in long sp an continuous box - girder and the research of two - way prestress model test, the construction technology about unbonded vertical prestress is proposed and applie d in hanjiang bridge in hanchuan. for the first time, it ? s first adopted in long span concrete bridge in our country and a lot of economic benefits are created b ecause of its advantages such as little drill way, rapid and imple construction, h igh quality and so on
文摘:通過漢川漢江公路大橋大跨徑連續箱梁豎向預應力施工實踐和雙向預應力模型梁試驗研究,在該橋施工中提出並應用了無粘結豎向預應力技術.這在國內大跨徑砼橋樑上尚屬首次全面採用,它具有孔道直徑小,施工簡便快速,質量易於保證等優點,為全橋預應力施工創造了較為顯著的社會經濟效益Especially, the mesoporous silica materials ( designated mcm - 41 ), which is regarded as a novel nano - structured materials, are expected to show potential values in many fields such as adsorption, catalysis, optics, nano - technology, electronics, magnetics and chemical sensors because they exhibit hexagonal structure, the pore size which can be regulated from 1. 5 to 10nm, high specific surface area and thermal stability. 1
特別是以命名為mcm - 41的有序介孔材料的出現,因其孔道呈六方有序排列、孔徑在1 . 5 10nm范圍內可連續調節、高的比表面積和熱穩定性等特點而在吸附、催化、分離、納米技術以及光、電、磁等領域具有廣泛的應用價值,正成為眾多領域的研究熱點之一。According to the echo structure of fm - cw sar, a fast algorithm for echo simulation of distributed targets based on fft is presented, reducing the computation significantly comparing with one by one point superposition
針對大面積分佈目標的回波模擬需要大量運算,依據調頻連續波合成孔徑雷達回波結構的特點,提出了一種基於fft的快速回波模擬演算法,與直接點目標求和方法相比運算量大大縮減。This paper deduces the theoretical signal model of fm - cw sar and the basal. fm - cw sar delivers and processes the signal in the frequency domain so special signal processing structure is established. furthermore, we give the imaging flow on non - ideal condition
調頻連續波合成孔徑雷達在頻域對信號進行傳輸和處理,建立了信號處理的基本框架,並給出了在非理想情況下的成像流程。分享友人