指定大氣 的英文怎麼說
中文拼音 [zhǐdìngdàqì]
指定大氣
英文
a ly atmo herics-
Workplace atmospheres - guide for the application and use of procedures for the assessment of exposure to chemical and biological agents
工作場所大氣.曝露于化學物質和生物制劑的大氣評定程序的應用和使用指南The metal nanoparticles that form in hot critical layer are drawn from reaction area and arrives designated installation via the centrifugal selection grades ware under the transport of inertia gas current, then metal nanoparticles are collect via filter completion
氣流將在熱臨界層中形四川大學博士學位論文成的金屬懸浮顆粒從反應區中提取出來,經過離心分級器的篩選,在惰性氣流的輸運下抵達指定裝置,通過濾器完成對金屬納米顆粒的收集。Between the infantry and the cavalry the artillery, in a long line of polished, shining cannons quivering on their carriages, crawled slowly by with their heavy, brazen sound, and their peculiar smell from the linstocks, and ranged themselves in their places
時而可以看見炮隊拉長了距離,一門門擦得閃閃發亮的大炮在炮架上顫動著,可以聽見銅件震動的響聲,可以聞見點火桿散發的氣味,炮隊在步兵和騎兵之間爬行前進,在指定的地點拉開距離停下來。It verifies the accuracy of the circuit through the experiment with the experimental oscillogram. we discusses the knowledge of technology of high sensitivity and raise the experiment plan and the practice data which has important means to the c02 communication system of large capacity
本文對高靈敏度信號檢測技術進行了深入的研究,提出了具體實驗方案、給出實測數據,這對大容量co2大氣激光通信系統的進一步工程化、實用化具有一定的指導意義。Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing material. packing series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品,主要有密封盤根,密封墊片和密封材料三大系列產品,如石墨盤根芳綸盤根,碳纖維盤根, ptfe盤根,各種金屬墊片,纏繞墊片石墨增強墊片石墨切割墊片, ptfe墊片石棉墊片,非石棉墊片,各種墊片板材,卷材,四氟介面密封帶,閥桿填料,盤根線等等,廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題,已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區。Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing materialpacking series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品,主要有密封盤根,密封墊片和密封材料三大系列產品,如石墨盤根芳綸盤根,碳纖維盤根, ptfe盤根,各種金屬墊片,纏繞墊片石墨增強墊片石墨切割墊片, ptfe墊片石棉墊片,非石棉墊片,各種墊片板材,卷材,四氟介面密封帶,閥桿填料,盤根線等等,廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題,已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區At first, according to the definition of wmo, i gave the index to identify strong ssw event, and by which, i had a systemic statistic on the day - by - day temperature, air pressure, wind field in the stratosphere from january to march during the period of 1950 - 2002. finally, i got 35 strong ssw events. comparing these with labitake " s research result, i found the index and process are rational
首先,根據世界氣象組織定義,給出了識別強ssw事件發生的指標,用它對1950 ? 2002年1 ? 3月期間平流層大氣逐日溫、壓、風場進行了系統的統計,共得到35次強ssw過程,並將其與labitzke研究結果進行比較,證明了所定指標及過程的合理性。In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods
而精確預測無線電波傳播路徑損耗特性,則為合理的微蜂窩無線網路規劃、設計提供了必要條件,同時也是研究微蜂窩移動通信系統性能的前提。無線電波傳播預測的方法分為兩類:一是用沖激響應法,即根據實驗、統計所得數據建立經驗性傳播預測模型;另一種是用射線跟蹤方法,即依據理論分析來建立確定性的傳播預測模型。本文首先討論了在地球表面均勻大氣中的無線電波傳播的基本特性,介紹了陸地移動通信系統中常用的幾種電波傳播路徑損耗經驗性預測模型,並指出了這些經驗性傳播模型對于微蜂窩小區無線電波傳播特性研究的局限性。Through analyzing and researching the physiognomy map of hebei plain > the fourthly epoch map of hebei plain > engineering geology map of hebei plain, hydrogeology map of hebei plain. lithology map of the fourthly epoch and ancient watercourse map of hebei plain, achieving the fixation factors that control the arising and development of the ground fissures, such as, the earth ' s crust tress, the fourthly epoch lithology, the chancing of ground water table, active faults and ancient watercourse, and also making sure the exponents of each factors ; researching random factors, such as, precipitation. and agriculture irrigation, and making sure the exponents of each factors too
找出了地裂縫發展的周期,對地裂縫的發展趨勢進行了預測;圈定了地裂縫發生敏感點。在分析河北平原第四紀地質圖、地貌圖、工程地質圖、水文地質圖、古河道圖基礎上,找出了河北平原地裂縫致災固定因子如:地殼應力、第四紀巖性、地下水位埋深降幅、活斷層和古河道,並確定劃分各因子指數;研究地裂縫隨機因子,如大氣降水和農業灌溉,並劃出各因子指數。Due to the uncertainty of factors such as far - range, atmospheric attenuation and operated target, a steady and reliable method and setting to characterize laser altimeter ' s performance is an important and difficult technology
由於測程遠、大氣衰減、被測目標物等不確定性因素,建立一種穩定可靠的激光高度計性能指標驗證裝置和方法,是一項重要的、必須解決的技術難點。Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics, chinese academy of sciences, measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface, giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility, putting forth different coefficients and functions on variable visibility, also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day, analyzing the ratio between scatter and total irradiance, and its relationship with atmosphere mass and total atmosphere optical depth, lastly contrasting with the survey results by aeronet beijing station, the results of retrieval is in reason, this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust
利用中國科學院大氣物理研究所與長春光學精密機械研究所合作研製的太陽?大氣紫外光譜輻射計( sauvs ) ,測量到達北京地表的太陽直接和散射紫外光譜輻射,導出了大氣氣溶膠的光學厚度。初步結果表明:北京紫外波段大氣氣溶膠的光學厚度在絕大部分情況下隨波長的增加而單調減小,用指數函數可以較好地擬合反演結果,統計得到了三個水平能見度狀況下擬合函數的系數值和公式表達式;初步分析了揚沙、浮塵、沙塵暴天氣條件下氣溶膠光學厚度的特點,並與一般晴朗天氣條件下的氣溶膠光學厚度特點做了比較分析;分析了太陽紫外譜輻射中散射輻射與大氣質量、大氣總光學厚度的定性關系和定量表達式;最後與全球氣溶膠監測網路( aeronet )北京站的資料做比對,表明反演結果基本合理。On the basis of the safety system engineering theory. applying the dow fire & explosion index and the normal stability gauss mathematical diffusion model etc., combining with the practice of mouping port, the hazards during the handling and storage of liquid chemicals in bulk have been analyzed and the risks of fire explosion and leakage ( including water pollution and water pollution ) have been assessed. taking into account of insufficient consideration of the human factor in the dow fire & explosion index, the soft compensation coefficient has been raised
本文以安全系統工程為理論基礎,運用道氏火災爆炸指數法、平均運動方程組以及常穩態高斯數學擴散模型,結合牟平港散化運輸、裝卸的實際,對牟平港散化儲運的火災爆炸危險性和毒物泄漏危險性(包括水污染性和大氣污染性)進行了定性和定量的分析評價。在評價程序上,針對道氏火災爆炸指數法中對人為因素和管理水平等考慮不足的問題,提出了軟補償系數的概念,找出了散化碼頭日常監督管理工作的重點。Through the thermodynamic analysis for the sandstorm weather according to the simulated potential temperature, potential vorticity field, it is found that this sandstorm weather occurred in the condition of the atmospheric stratification stability, the area of the high potential temperature value and the potential temperature gradient have a good corresponding relationship with the surface cold air and cold front, so are the strength of potential vorticity and the different developing stage of sandstorm
利用輸出的位溫、位勢渦度場,對沙塵暴天氣進行熱動力條件分析,發現本次沙塵暴天氣發生在大氣層結穩定狀態下,位溫大值區及位溫梯度與地面暖低壓的強弱和移動有著很好的對應關系,位渦的水平分佈特徵和強弱變化對沙塵暴的出現時間和落區有一定的指示意義。Under the condition of different soil humidity and measuring time, a series of ecophysiological indexes, such as net photosynthetic rate, transpiration rate, stomatal conductance, the flow of water, atmospheric temperature, relative humidity, photosynthetic available radiation, and hydraulic conductivity are measured in order to find the factors which cause robinia xylem embolism
摘要在不同的土壤水分含量和不同的測定時間條件下,對刺槐的一系列生理生態指標:凈光合速率、氣孔導度、蒸騰速率、水勢、大氣溫度、相對濕度、光合有效輻射以及導水率進行測定,探求刺槐木質部發生栓塞的影響因子。Firstly, the main structure and integral parts of the atmospheric laser communication system are described in this thesis. with view to the demand of the whole system, it discusses one of the key technologies of optical communication, that is apt technology. it produces the general design and work process of apt system
本論文首先講述了大氣激光通信系統的主要結構和組成部件,然後圍繞課題戰技指標要求,闡述了光通信的關鍵技術之一apt技術,給出了apt系統的整體設計和工作過程,並利用數字控制的基本概念,對apt中的平臺穩定伺服系統進行了詳細設計,給出了模擬實驗結果。In march 2006, dajin was appointed for one of the primary draft units for the building material industry standand of wall surface coating material with air purification function by national development and reform commission
06年3月,國家發改委指定大津公司為「國家建材行業標準空氣凈化功能墻面塗覆材料」主要起草單位。Explorative study is made on several concrete problems in buildup of underground gas storage in daqing oil region, including building principle, determination of production - injection ability of gas well, operating mode of gas storage, gas well placement, developing index calculation and gas storage behavior monitoring etc., all these have important referential significance to the buildup of gas storage
本文對大慶油區地下儲氣庫建庫中幾個具體問題進行了探索性研究,其中包括儲氣庫建庫原則、氣井注采能力的確定、儲氣庫運行方式、氣井部署、開發指標測算以及儲氣庫動態監測等,所涉及的內容對儲氣庫的建設具有重要的參考意義。The permitted use under the conditions of exchange is for " a distribution and transit handling centre for petroleum products and a liquefied petroleum gas compound ". according to the relevant outline zoning plan, the lot is zoned for " other specified uses " annotated " liquefied petroleum gas and oil products transit depot "
按照換地條件的規定,該地段的準許用途為石油產品分發及轉運處理中心及石油氣庫,而根據有關分區規劃大綱圖,該地段劃定作其他指定用途(附註石油氣及石油產品轉運站) 。With 1958 ~ 1997 ncep / ncar reanalysis data and 1961 ~ 1995 summer ( jja ) rainfall and temperature records of 160 stations in china, a new east asian subtropical summer monsoon circulation index is defined, in which the barotropic and baroclinic components of the circulation are included
摘要採用大氣環流正、斜壓分解方法,從東亞副熱帶夏季風為正、斜壓混合型季風觀點出發,定義並計算了1958 - 1997年東亞副熱帶夏季風環流指數。0. 58. 5 kgf cm2 oilless compressed - air pass through depressure, pressure stabilizing valve to keep its pressure constant, indicate by pressure meter, its pressure magnitude about 1 kgf cm2 then via flow control valve control flow, gas flowrator can indicate its gas valve generally at 60 standard liter hour
0 . 5 8 . 5 kgf cm2無油壓縮空氣經減壓穩壓閥保持其壓力為恆定,由壓力表指示,其壓力大小約為1kgf cm2再經流量控制閥控制其流量大小,氣體轉子流量表可指示其氣量值一般在60標準升小時。分享友人