primary circulation 中文意思是什麼

primary circulation 解釋
初級發行量
  • primary : adj 1 第一的，最初的，初級的；初等的；基本的；基層的。2 主要的，為首的，第一位的。3 原始的，根本...
  • circulation : n. 1. 循環；運行。2. 傳播；環流（量），流通（量）。3. （雜志等的）發行（額），銷數，銷路。4. 通貨，貨幣；流通證券。5. 【航空】環量，環流。
  1. A comprehensive evaluation of the circulation channel of primary products

    農產品流通渠道模糊綜合評價
  2. Clinical therapeutic effect of tcm method for invigorating qi, activating blood circulation, softening hard masses and detoxication on primary hepatic cancer at metaphase or advanced stage

    益氣活血軟堅解毒法治療中晚期原發性肝癌臨床療效觀察
  3. Abstract : the current technical condition and grain production and distribution as well as the characteristic of circulation of area grain storage in yunnan province has been analyzed, at the same time, the technical measurement for improving the level of grain storage and transport has been discussed. however, the main line of grain circulation taking bulk storage and bulk transport as the primary form will be set up, and the modern grain storage equipment will be fitted in newly build and improved large - scale granary, simultaneously, the supervisory and examination mechanism of province and area will be strengthened

    文摘:分析了雲南省區糧食儲藏技術現狀及糧食產銷和流通特點，論述了提高糧食儲運水平的技術措施，即建立以散儲散運為主要形式的糧食流通主幹線；在新建和改造的大型糧庫配備先進的儲糧設施；健全省區內的糧食監督檢驗機制等。
  4. Energy storage flywheel mounted in primary circulation pump of the reactor could supply coolant to the reactor core under power - off accident

    摘要核反應堆主循環泵上安裝儲能飛輪，能夠為反應堆在斷電事故下提供冷卻劑，避免堆芯損壞。
  5. Based on the serious shortage of soil moisture, soil aridity and vegetation recession in this region, the following issues are studied in this dissertation : ( 1 ) the meaning of soil water and its role in the water circulation ; ( 2 ) soil water deficit and its influence to vegetation growth ; ( 3 ) the definition of soil dried layer and the causes of its formation ; ( 4 ) soil dried layer distribution and characteristics in north of shaanxi loess plateau ; ( 5 ) the primary study of measurable index of soil dried layer

    本論文主要針對黃土高原土壤水分嚴重虧缺現狀以及因之而形成的土壤干化和林草植被衰退現象，主要對以下幾方面的問題進行了研究： （ 1 ）土壤水分的意義及其在生態系統水分循環過程中的作用； （ 2 ）林草植被土壤水分虧缺狀況及其對植被生長的影響； （ 3 ）土壤干層的涵義及成因分析； （ 4 ）陜北黃土高原土壤干層的分佈及特徵； （ 5 ）土壤干層的量化指標初步研究。
  6. The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation.

    列舉的生物濾池與活性淤泥法的效率就需要初次沉澱和迴流。
  7. Based on t213 and other observational datasets, a severe heavy rain occurred in changjiang - huaihe basins during 4 - 5 july 2003 is studied. the primary diagnostic analyses show that double or single block is the characteristics of the macroscale circulation in this rainfall process. the strong conflict of warm and cold mass, mesoscale convergence on meiyu front, shear line, and stably maintaining of high and low jets make for the rainfall

    本文採用地面高空常規資料，每6h一次的降水資料，以及t213數值預報資料，對2003年7月4 - 5日發生在江淮地區的一次梅雨鋒暴雨過程的影響系統及其可能機制進行了初步的診斷分析，發現，高緯雙阻、單阻形勢是這次暴雨過程發生的大尺度環流特徵；冷暖空氣的激烈交鋒、梅雨鋒上的中尺度輻合線、 700hpa 、 850hpa上的低渦、切變線以及穩定維持的高低空急流是導致這場暴雨的直接影響系統；該地區維持一個高能、飽和、潛在不穩定的環境，有利於特大暴雨的產生和維持。
  8. A primary analysis is made in aspects of environmental protection, energy - saving, resource circulation and cmpetive power of products to address the changes and challenges brought forth by the adoption of corex, a new iron - making process

    針對浦鋼搬遷羅涇工程採用corex煉鐵新工藝后鋼廠所帶來的變化和面臨的挑戰，對其綠色環保、節能、循環利用資源、產品競爭力等方面進行了初步分析。
  9. Few studies have been made in the gas - solid interfacial heat transfer. in this thesis, the influence of primary air, particle size, and particle circulation rate on gas - solid interfacial heat transfer in cfb were investigated, and the influence of secondary air and particle distribution were investigated for the first time by using the naphthalene sublimation technique

    本文在自建的循環流化床實驗臺上，運用萘升華熱、質類比技術考察了一次風、顆粒循環量、顆粒粒徑，顆粒平均空隙率等因素對床內氣粒兩相間傳熱、傳質特性的影響情況，並首次考察了二次風的作用和粒徑分佈的影響。
  10. Firstly, the basic theory of full - bridge phase - shift zvs pwm converters are expatiated and another three kinds of circuits of full - bridge phase - shift zvs pwm converters are discussed. there are four kinds of problems which are emphasized : how to expand the zvs range ; how to reduce the circulation in the primary side of the transformer in order to minimize the on state losses ; how to decrease the loss of effective duty circle and how to eliminate the parasitic oscillation of the output rectifiers

    本文首先分析了基本的全橋移相zvsdc dc變換器的工作原理，為解決滯后橋臂不易實現零電壓開關（ zvs ）的情況，討論了另外三種全橋移相zvsdc dc變換器的電路拓撲，重點分析並解決了四個方面的問題：如何擴大zvs的負載范圍；減小變壓器原邊環流，降低變換器系統通態損耗；減少變壓器次邊有效占空比丟失；消除輸出整流二極體的寄生振蕩。
  11. First of all, this thesis expounds author ’ s view about the actuality of transportation network and freight terminal in changchun, and introduces the basic case of changchun yuanda freight terminal as well, and then construe the primary problem of the highway major hinge of the freight terminal, which represents faultiness in six functions, which represent transport administration, transshipment 、 changing to load, loading and unloading 、 storage and transportation, communication information, assistant service for producing and life, and so on 、 without formed system and the disaccording with the require of large market, large circulation, big development which carried out by ministry of transportation

    首先，對長春市運輸網及貨運場站現狀進行介紹，對長春市遠達貨運站的基本情況介紹，同時對長春遠達貨運站面臨的戰略與策略選擇問題進行了闡述。其次，通過對第三方物流戰略合作關系和對遠達貨運站合作夥伴關系體現的闡述，對第三方物流業務的發展現狀進行了分析，從而確定了長春遠達貨運站戰略定位。最後，通過對長春市第三方物流市場進行了綜合性分析與預測，對遠達貨運站和現有的競爭對手優劣勢分析，最後確定了長春遠達貨運站經營戰略實施的總體規劃。
  12. On the grain - production aspect, there exist three kinds of levels of productive potentialities of natural output, economic output and ecological output ; in the field of grain circulation, there exist three kinds of material flow movement forms of grain yield fluctuating, grain imports and exports fluctuating and grain storage fluctuating ; in the field of grain consume, there exist three kinds of levels of primary demand, the well - to - do demand and the well - off demand

    全面糧食安全觀，是指糧食生產可持續發展、糧食流通順暢穩定、糧食消費公平與適度增長的一種糧食安全觀。在糧食生產層面，糧食生產潛力具有自然產量、經濟產量與生態產量三種水平；在糧食流通領域，存在糧食產量波動、糧食進出口波動與糧食儲備量波動等三種物流運動形式；糧食消費表現為基本需求、小康需求與富裕需求等不同層次。
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