徑節系統 的英文怎麼說
中文拼音 [jìngjiéxìtǒng]
徑節系統
英文
diametral pitch system-
Abstract : by means of the comparison and analysis to applications of convertional starter and frequency conversion governor inmine exhauster, a useful and practicable electricity - saving pathof exhaust system was found out, so improving systematic saving operation
摘要：通過對傳統起動器和變頻調速器在礦井抽風機的應用進行比較分析，找出一種抽風系統有效、可行的節電途徑，以實現通風系統的經濟運行。In the process of arithmetic design, newton " method is used to compute power flow of network. graph theory knowledge is used to determine all paths from generator to load. to improve efficiency, thesis use branch expunction method to optimize the node order
在演算法設計過程中，採用牛頓拉夫遜法進行潮流計算得到系統潮流分佈，利用圖論原理中的路徑搜索演算法確定了發電機對負荷的供電路徑，此外為了提高潮流跟蹤的計算效率，利用了支路消去法進行節點順序的優化。Based on the theory analysis and experiment work, the paper studies the humidifying property of the centrifugal nozzle with firing pin type, high pressure and little aperture. compared with the traditional air washer, the high efficiency and energy saving character of this kind of nozzle is stood out
課題從理論和試驗兩方面分析研究了撞針型高壓小孔徑離心式噴嘴的霧化加濕性能，並將其與傳統噴水室加濕系統進行能耗比較，突出了撞針型高壓小孔徑離心式噴嘴高效節能的特點。A new planning method - analysis of factors of point line and area and control points optimization, which is based on the analysis of urban spatial structure, is tried to put forward. analyzing the important functional clusters in the spatial layout of the urban, the intracity medium - long distance vehicle traffic major directional desire line how the urban to link up with the highway network and the whole structure of expressway system, the skeleton of the expressway network can be obtained. using the degree of importance method analytic hierarchy process ( ahp ), one or several intersections can be selected
該法對城市空間結構布局中的重要節點、主要的中長距離機動車交通流徑期望線的分佈、大城市與區域干線公路網的銜接以及快速路系統線網的整體結構等進行分層次的分析研究，得出快速路系統線網構架，運用重要度法、層次分析法找出大城市重要功能組團中重要程度最高的一個或數個關鍵交叉口作為快速路系統線網規劃的控制點，考慮快速路線路走向的控制點對線路走向進行優化。This paper analyzes the result of simulation by using luna ' s benchmark table and indicates that the distribution of nodes with different perceptivity is a hiding order of different optimal path produced by system
並用luna的基準表對模擬結果進行了分析，指出具有不同感知能力的節點在空間上的分佈是系統產生不同最優路徑的隱秩序體現。At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers
本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定，對12種乾燥藥材的性狀進行了描述，提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉，萌發孔有3孔型， 3溝型和3孔溝型三種類型；表面紋飾包括網狀紋，條狀?網狀紋，條狀紋和瘤狀紋四種類型。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析，並進行方法學研究，結果表明，同種植物莖上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直徑的比值slf值，種間有顯著差異，每種都有相對恆定范圍值。( 3 ) firstly detectes the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slc ) of the epidermal cells in the leaves of 11 species, and studies the methodology, then give out two conclusion : a. epidermal cells in the place between middle and first side vein of the lamina on the third kont starting from ground have the most stable microscopic characters
（ 3 ）首次採用計算機圖像分析「 hpias ? 1000高清晰度彩色病理圖文分析系統」測定了獐牙菜屬11種藥用植物葉上表皮細胞垂周壁彎曲程度（ sfc ）和細胞縱橫直徑比（ slf ） ，並進行了方法學研究，得到以下結論：莖上第3節葉片中段主脈與第一側脈之間上表皮細胞形態最穩定。When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge
以75000km ~ 2的川中丘陵地區為試點研究區，繪制了該地區新模型的參數等值線圖，率定了不同設計頻率的改正系數，使設計者只需在地形圖上獲取集水面積，河道平均坡降和流域形狀系數，在參數等值線圖上查得橋涵所在地的相應參數，使用計算器即可迅速計算出設計流量，大大縮短了設計周期，且精度較高，設計的洪水流量一般低於傳統方法，從而可減小橋涵跨徑，節省投資。The mitogen - activated protein kinases ( mapks ) are focal points of discrete signaling cascades for diverse extracellular stimuli, and function to regulate fundamental cellular processes
絲裂原激活蛋白激酶系統（ mitogen - activatedproteinkinase ， mapks ）是多種細胞外刺激激活各種信號途徑的交匯點，調節細胞的基本生命活動。Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。With the expected full operation of the new government news and media information system gnmis in 2005, press releases and other attachments in multimedia format will be disseminated through electronic channels. this will help achieve our objective of minimising the use of paper, fax transmission and photocopying equipment
該系統投入運作后，本處將透過電子途徑發放以多媒體形式製作的新聞稿及其他附件，此舉有助本處達到節約用紙減少使用復印機和減少使用傳真機傳送文件的目標。Inaddition to regulating sosl exchange acitivity, sos3 - sos2 may regulate other salt tolerance effectors. one such effector might be the na + transporter athktl
Sos3調節途徑的終端是維持離子平衡的轉運系統，如sos1 ，質膜na ~ + h ~ +反轉運體。The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory
第一章主要討論營運船舶運輸成本，對船舶運輸成本的概念、結構、性質與分攤、成本細分進行了分析，從宏觀上闡明了船舶運輸成本的生存環境和生長趨勢；第二章研究了船舶動力裝置的經濟性，在營運船舶降低油耗、廢熱利用、船機槳匹配、提高推進效率、提高船舶動力裝置經濟性的有效途徑等方面進行了闡述和論證；第三章詳細論述並論證了航次變動成本的控制措施，全面系統地分析和總結了航次變動成本，通過對燃油成本、港口使費、航次風險成本的分析與控制，提出了航次風險成本的概念並論述了若干航次風險成本的控制措施；第四章對船舶營運成本中的船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高的成本進行了細致的分析並分別討論了相互的控制措施，提出了基於狀態維修決策的馬爾可夫數學模型並論證了模型的正確性及具體解算步驟，對于備件、燃潤物料的控制堅持以科學的預算為前提，以申領、接收、使用、盤存為控制環節，切實做到理論與實踐的密切結合；第五章，結合營運成本的預核算的案例，對船舶營運成本的預算及核算進行了有益的探討，旨在揭示成本發生的動因，並給出了成本預算、核算的編制方法。Aiming at the actuality of advertisement in cities and the leaks in city building management, this article use urban design, environment behavior and other correlative theories, reference others harvests from many knowledge domains, to analyse in system the economic function of advertisements, influence space and environment of cities, effect on the vision and sentience of human being, advertisement scale in different dynamic states, different space and different nodes, the relationship between advertisement and city territory in different characters and different functions and so on ; to summarize the chief principles followed in the city planning ; put forward material design method. all of the work are for the sake of providing theory base for city designers, providing safeguard in law for city managers and providing rational goals and avenue for the improvement of habitational environment
本文針對廣告在城市中的現狀，及建設管理中出現的漏洞，運用城市設計、環境行為學和其它一些相關理論，借鑒多個學科的研究成果，系統地分析了廣告的經濟作用，廣告對城市空間環境的影響，廣告對人視知覺的影響；不同運動狀態下的廣告尺度，不同空間、節點的廣告尺度、色彩；不同性質，不同功能的城市用地與廣告之間的關系等等；總結出廣告在城市規劃設計中所遵循的原則，提出了具體的設計方法，力求為城市設計者提供理論基礎，為城市管理者提供法律保障，為人居環境改善提供合理的目標與途徑。The effective channel is to raise information quantity, reduce control levels, implement an effective control and reduce unnecessary links. in this article, the concept of center production model and also the comparison with the traditional models are put forward
其有效途徑為：提高信息量，減少系統的控制級，實施系統的有效控制和減少不必要的中間環節，提出了中心製造船模式，並與傳統模式進行了比較。The essential elements and process of gas reservoir formation of ordovician in ordos basin have been annalysed systematicly and scientificly by means of the theory and method of organic geochemistry and tectonic geology in this dissertation. the several advanced techniques, such as gas generation thermal simulation, on - line individual gas compounds carbon isotope determination ( py - gc - c - ir - ms ), the analysis technique of light hydrocarbons and biomarkers in natural gas, gas migration simulation and gas carbon isotope determination in fluid inclusions, have been applied to focuse on the study of the gas generation mechanism of souce rock, correlation between gas and source rock, reservoir formation history, migration direction, charging road in detail
應用有機地球化學和構造地質學理論和方法對鄂爾多斯盆地奧陶系天然氣地質研究中薄弱環節成藏要素和作用進行了系統科學分析。利用烴源巖生氣定量熱模擬技術、熱模擬在線碳同位素實驗技術、氣體輕烴和生物標志物分析技術、運聚成藏物理模擬技術和包裹體中碳同位素分析技術等多種先進的實驗技術對烴源巖的生氣機理、氣源和混合比、成藏史、充注路徑、運移方向和構造作用與成藏關系等問題進行了深入的研究，在前人研究的基礎上，經過本次大量的實驗分析和綜合研究，提出了一些新的認識。Abstract : in this paper, two tests are described on air leakage of sinter machine in 2 sintering plant of xiangtan iron and steel co. according to the test results, on the base of analysis and discussion, a series of measures on decreasing air leakage of sinter machine are putted forwored from sealed devices, lubricating oil system, maintenance and management etc. an effective and feasible way is supplied for energy saving and increasing production, decreasding production cost, increasing economy benefit of sintering process
文摘:通過對湘鋼二燒燒結機漏風率的兩次測試和結果分析，從密封裝置、潤滑系統、附件結構的改進等方面提出了一系列降低漏風率的對策，為燒結工序的增產節能，降低生產成本，提高經濟效益提供了一條行之有效的途徑。Ways for the energy - saving of mine ventilation systems
礦井通風系統節能的途徑In order to enhance the level of automation, the said governing system has been retrofitted by using technical scheme, in which the rexa astuator is taken as a changeover gear, and the force - driven actuator as a servomotor, obtaining satisfactory retrofit result, providing new way for retrofitting the governing system of similar type units
為提高機組的自動化水平，採用以rexa執行器為轉換裝置和力驅動執行機構油動機的技術方案對其進行了改造，取得了滿意的效果，為同類型機組調節系統的改造提供了新途徑。This text will analyze technology requirement and realization way of flow field adjusting system of fl - 8, and expatiate the theory of frequency conversion. ac variable frequency speed regulator controlled by dtc become the key technology of this facility and make it more advantage and credible. new method and tactic to control wind speed was given
本文分析了fl - 8風洞流場調節系統的技術需求和實現途徑；闡述了變頻原理， dtc控制的交流變頻調速器作為風洞流場調節系統的先進性和高可靠性及關鍵技術；提出了風洞風速控制的方法和策略。分享友人