grain flow 中文意思是什麼

grain flow 解釋
晶粒流變
  • grain : n 1 穀物,糧食〈英國叫 corn〉; 谷類植物。2 穀粒,籽粒。3 (沙、金、鹽等的)粒,顆粒,晶粒。4 些微...
  • flow : vi 1 流,流動。2 (血液等)流通,循環。3 流過;川流不息;(時間)飛逝;(言語等)流暢。4 (衣服、...
  1. ( 2 ) this paper has firstly identified these genetic units on shore beach - shore face, longshore zone, longshore sands, erosional channel, leveed channel, turbidite lobes, turbidite sheet, slump, debris flow, density - modified grain flow etc ; at the same time, and points out that the lake of cretaceous is open - type fresh water lake

    ( 2 )首次系統確定濱灘-濱面、沿岸帶、沿岸沙壩、侵蝕水道、有堤水道、濁積葉狀體、席狀濁積、滑塌體、碎屑流、密度改正顆粒流等成因單元。同時指出白堊紀湖泊為開放型淡水湖。
  2. The air - flow field in the stripping unit can be adjusted easy by changing the rotation speed of fan which is benefit to reduce the grain losses, it was found during experiment that the cross - flow fan can diffuse some of mog ( material other of grain ) and diffuse it in a certain direction which is useful to satisfy the working condition for driver and lighten working load of the threshing unit of the combine harvester candidate and speciality : peng shengmin ; machinary design and theory supervisor : prof. zhang huiyou

    該裝置可以通過控制橫流風機的轉速,使裝置內氣流在有控制的情況下排出裝置外,改善了裝置內流場狀態,提高了裝置喂入口處的負壓,這對減少摘脫裝置的落粒損失,有著重要意義。由於橫流風機的除雜,可以減輕機器的復脫和清選負荷。安裝橫流風機后可以對裝置的出風口處灰塵進行有效導引,改善駕駛員的工作條件。
  3. Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.

    本文研究的工作就下述幾個方面展開:用石灰改良膨脹土的機理;通過室內試驗確定摻灰的技術指標;在室內進行膨脹土摻灰的最大有效粒徑的模擬試驗,即鈣離子水試驗,由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性;用數值方法對路堤使用期的濕度場進行模擬,並與路堤的強度?變形的計算域耦合,以檢驗土性改良的效果,從而探索一種描述改良膨脹土路堤運行工況的數值方法;用現有最常用的且費用最低的施工機具,對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。
  4. A stripping uint with the cross - flow fan was developed, aimed to reduce the grain losses at the rear of the stripping drum reduce the blocking to the air outlet sifter and diffuse dust. this dissertation gives overall scheme of the rig and had mad experimental study

    針對非氣吸式割前摘脫裝置在收獲作物時,出風口篩面發生堵塞使裝置內流場變差,導致裝置的落粒損失率過大;以及出風口處煙塵四散,影響了駕駛員的視野和危害工作人員的身心健康等生產中存在的問題。
  5. Power investigates gene flow in cultivated grain crops ? wheat, barley and oats ? engineered to contain genes that make the plants resistant to the barley yellow dwarf virus ( which damages some 100 grass species )

    包爾正在調查小麥、大麥和燕麥等谷類作物的基因流通,它們都植入了抵抗大麥黃矮病毒的基因,此種病毒會侵犯約100種草類植物。
  6. Power investigates gene flow in cultivated grain crops wheat barley and oats engineered to contain genes that make the plants resistant to the barley yellow dwarf virus which damages some 100 grass species these gm grain crops could be on the market within the next decade

    包爾正在調查小麥大麥和燕麥等谷類作物的基因流通,它們都植入了抵抗「大麥黃矮病毒」的基因,此種病毒會侵犯約100種草類植物。
  7. Abstract : the resistance formulas of air - flow through grain layer which are commonly used are collected in this article. the resource, relationship and usage coverage of these formulas are discussed. the values from these formulas are compared. and the factors influencing the resistance are stated. at the end of this article, the attention which should be paid concerning air - flow resistance through grain is pointed out

    文摘:本文匯集了糧層阻力的主要計算公式,指出各公式的來源、相互關系及使用范圍,對這些公式的計算值進行了比較,分析了各因素對糧層阻力的影響,指出計算糧層阻力時應注意的問題。
  8. In the extended experiment we modulate the sand grain diameter and air humidity to contrast with the natural result, discuss the effect of diameter and humidity on sand incipience, propose some ideas and methods to control sand transportation and formulation of wind - blow - sand flow

    本文還拓展了實驗條件,通過調整沙粒粒徑配比和空氣濕度,完成了對比性實驗,並進一步探討了粒徑和濕度對沙粒起動的影響,提出了在沙漠工程中控制風沙流形成和沙粒輸運的思路和方法。
  9. Touch on developing large - flow and high - pressure ratio impressor and large - enthalpy drop turbine, reducing harmful emission, solving the major problems of high - temperature blade material, cooling, protective coating and single - grain blade casting, and comfirm some important manufacturing techniques

    涉及了開發大流量高壓比壓氣機、大焓降渦輪,降低有害排放量,解決高溫葉片的材料、冷卻、保護塗層及單晶葉片鑄造等主要問題,並確認了一些關鍵的製造技術。
  10. Cereals, oilseeds and pulses. measurement of unit pressure loss in one - dimensional air flow through bulk grain

    谷類.油料籽和豆類.對透過堆積穀物的一維空氣流中的單位壓力損失的測定
  11. Simplified calculation of the material flow speed at the steel bin outler in grain processing plant

    糧食加工廠鋼制倉斗出口物料流速的簡化計算
  12. Spiral gate is a powder, grain materials, particulate matter and the small volume of material throughput of the main control equipment widely used in the metallurgy, mining, building materials, food, chemical and other industries control the rapid flow changes or cut off

    螺旋閘門是一種粉料、晶粒料、顆粒料及小塊物料的流量或輸送量的主要控制設備,廣泛使用在冶金、礦山、建材、糧食、化工等行業控制流量變化或迅速切斷。
  13. Standard specification for magnetic particle examination of continuous grain flow crankshaft forgings

    連續晶粒流動曲軸鍛件的磁粒子檢驗標準規范
  14. Standard specification for continuous grain flow forged carbon and alloy steel crankshafts for medium speed diesel engines

    中速柴油機用連續晶粒流動鍛造碳鋼及合金鋼曲軸的標準規范
  15. Up - flow filtration with coarse sand media, the water intaking from the bottom layer where the particle diameters of coarse media were the widest and outputting from the surface layer where the particle diameters of coarse media were the thinnest in the single media, was studied theoretically and experimentally in this research. it solved the difficult technical problem of reverse grain filtration

    本文對粗石英砂濾料上向流過濾技術進行了理論和實驗研究,在單一的濾層中待濾水循粒徑最粗的底層進,從粒徑最細的表層出,攻克了「反粒度過濾」的關鍵技術。
  16. At last, the conclusion is got that proper ultrasonic vibration can enhance the efficiency of the normal maf due to the ultrasonic vibration can make the grain flow more frequently and then refresh the milling - grain on - working and sharpen the grain ' s blade

    最後對實驗結果進行了分析,得出功率大小適當的超聲振動可以促進磨粒刃口自銳,工作磨粒及時更新,從而提高磨刷切削能力等結論。
  17. This paper firstly makes experience study of grain flow dynamic measurement for combines in china. piezoelectric crystal sensor used in impulse measurement method is a try and has not been presented in any reports

    本文在國內率先進行了穀物流量動態在線測量方法的試驗研究,並嘗試性地將壓電晶體傳感器用於沖量式穀物流量測量方法中,這在國內外均未見報道。
  18. Yeau - ren jeng and hung - jung tsai, 2004, “ grain flow for rough surfaces considering elastic / inelastic grain collision, ” proceedings of asme / stle joint international tribology conference, trib 2004 - 64296, long beach, california, usa. oct. 24 - 27

    蔡宏榮, 2004 , 「含表面粗糙度之顆粒流體特性探討, 」第五屆海峽兩岸青年科學家學術研討會,北京,中國。
  19. The simulation experimental equipment of gas - particles flow in upright pipe are established, moreover, the dynamic observation of flow regime, the measurement of concentration and mass flowrate of quartz grain flow ware performed in the experiment, the results show the feasibility of this new optical measurement technology

    建立了氣體-顆粒流垂直管段模擬實驗裝置,並對石英砂顆粒流的流型動態觀測、濃度和流量測量進行了實驗研究,實驗結果表明該新型光測技術具有應用可行性。
  20. Yield - measurement is a key technology of desiderating resolution in precision agriculture system. it is necessary in our country that studying the methods of grain - flow - measurement in lab. many methods of measuring grain flow on combines are presented in the literature, such as volumetric method, impact sensor, radiometric method and capacitor sensor, etc

    因此,穀物流量實時在線測量方法作為當前「精細農業」體系中的基礎環節及亟待解決的關鍵技術之一,在我國嘗試性地在實驗室中進行多種方案的并行探索是十分必要的。
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