空指標 的英文怎麼說
中文拼音 [kōngzhǐbiāo]
空指標
英文
nil-
Image quality is important performance index about aerial camera
成像質量是航空相機的重要性能指標。The hydrology and aerography indexes change in the middle of the rainy season in dry - hot valley are explored in this paper, which involves the mean ground temperature, relative humidity, runoff on trunk, rainfall, evaporation quantity, etc
摘要對雨季中期乾熱河谷加勒比松林林中與林邊平均地溫、空氣相對濕度、樹幹流量、降雨量、蒸發量等水文氣象指標進行了研究。Design standard for civil air defence command works
人民防空指揮工程設計標準The local directional drilling is just staring in terrane, the equipments and the technologies ca n ' t satisfy far and far the spot construction needs, according to current circumstance and considing the existed equipments, the author put forward drilling by air hammer in terrane, having designed compounded - drilling tools, and recommended technology parameters. producing experiments have obtained good achievements in economic and in techniques
國內定向鉆進鋪管技術在巖層只是剛剛起步，設備、工藝遠遠不能滿足現場施工需要，本文針對國內、外巖層定向鉆進非開挖設備及工藝現狀，結合國內大多施工單位的已有設備，提出巖層空氣潛孔錘導向鉆進工法，設計了適合巖層鉆進的實用鉆具，並提出具有針對性的工藝參數，生產性試驗取得了良好的經濟技術指標。Assessment of radar radiant point menace in anti - air attack battle
部分指標值未知的空中目標威脅評估模型According to the experimental results of the four knots designed for it, we has arrived at that the dimensional angle iron framework is truly efficient to knot
通過對試驗結果的分析及與理論計算結果的對比，發現與預策的結果很接近，說明空間角鋼骨架切實能夠有效地提高節點抗震性能的各項指標。The theory of wilkinson power combiner and ratrace coupler is analyzed by using the odd - even mode method in this thesis. on the basis of the theoretical analysis, we designed and tested the wilkinson power divider, the modified wilkinson power divider and ratrace coupler, good agreement is observed. in addition we propose a power combiner based on a waveguide - to - microstrip transition using antipodal finlines. this structure united the two functions of transition and equal power division, it can not only be used in the circuit power combiner but also be used in spatial power combiner
另外提出一種基於鰭線波導微帶過渡功分器，該結構將過渡與功分兩種功能完全結合，不但可以用於電路合成式功率合成，也可用於空間功率合成中。對功率合成器，其主要指標是輸出功率和效率，其中提高輸出功率和效率的一個方法是在輸出端抑制諧波，主要是對二次諧波的抑制。But the products are developed in our country have not used in clinic successfully. many elements restrict the exploitation of vascular prostheses in our country. one of the astriction maybe is the lack of a research on the biomechanical performance for vascular prostheses and the reasonable test methods
我國研究的各種產品尚不能達到滿意的臨床效果，限制我國人造血管開發的因素是多方面的，其中嚴重缺乏對人造血管的生物力學基本性能的研究可能是主要原因之一，因為關于紡織基人造血管的性能和性能表徵的深入研究，以及關于各表徵指標的測試方法和測試手段的研究，在我國幾乎是空白。The dipper or the big " w " of cassiopeia are also obvious signs of directions if you already know something about stargazing
如果對星空有點認識的話，北方的北斗七星或者仙后座的大w也是十分方便的方向指標。From the basic attributes of circulation system, building compages and arrangement, space frame and sightline conforming, landscape controlling, i build the evaluating model of the dendriform index system. chapter 5 of the dissertation discuss the residential quarter project in chongqing to prove the maneuverability of the evaluating model
第四章是論文研究的重點，結合設計方法的總結，從交通系統與流線組織，建築群體組合與布局，空間構架和視線整合，景觀構成四個方向為主幹分支，建立具有較強的可操作性的樹狀指標體系評價模型。Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type
液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷，是其響應速度目前只能達到微秒級或亞微秒級，不過，在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面，液晶器件完全可能進入實用化。Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine
選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。The case study showed that the comprehensive environmental analysis of urban spatial distribution, industrial distribution, industrial structure, and transport development was the key feature of this kind of sea, interactive assessment mode helped to integrate environmental considerations into decision - making process effectively, and the assessment indicators should be available and examinable
研究表明，對城市空間布局、產業布局、產業結構以及城市交通的環境適宜性進行綜合評價是這類規劃戰略環境評價的重要特徵；互動式的評價模式能使環境因素及時、有效地納入到決策過程中；指標體系是預測評價的基礎，指標的選擇除考慮科學性、代表性外還應強調可獲得性、可量化性及可考核性。The results are summarized below : 1 ) study on soil science indicates that soil granular structure is the focus adjuster for soil fertility and it affects the space, water - grasp, aeration and anti - erosion of soil. and the percentage of aggregate is one of the key index that decides the speed and extent of soil erosion, hardening and degeneration because the soil degeneration will first lead to the disappearance of crumb - structure. so it is very important that the physical course and character of soil in different land use pattern are realized
現將主要結果摘要如下： l 、士壤學研究表明，團粒結構是土壤肥力的中心調節器，影響著土壤的空隙性、持水性、通透性和抗蝕性；任何土壤的退化首先將表現出團粒結構的消失；團聚體百分比是決定土壤侵蝕、板結等物理過程速度和幅度的關鍵指標之一，了解不同土地利用和土壤管理方式的物理過程和性質相當重要。Since twentieth century scholars all of the world have studied on the indoor thermal environment, this paper first summarizes in detail on thermal environment and thermal comfort, air - conditioning mode and energy conservation, thermal environment judge, simulation and emulation, environment physiology, preventive medicine, hygienics and epidemiology, garment etc of native and foreign countries ’ research status in quo. it introduces the mature achievement of human and environment heat transfer model, thermal environment evaluating indicators and comfort influence factors, standards of thermal comfort of the indoor environment, and some of which are researched in defence such as the thermal environment of aviation module or warship cabin of the psychologic and physiological influence on soldiers. so this paper still discusses human psychologic and physiological mechanics in thermal environment
自20世紀以來，各國的學者紛紛對室內熱環境進行了研究，本文首先較為詳細地綜述了國內外熱環境與熱舒適，空調方式和節能，評判、模擬與模擬，環境生理學、預防醫學、衛生學、流行病學，服裝學等方面的研究現狀，介紹了人體與環境傳熱模型、熱環境評價指標、影響熱舒適的因素、室內環境熱舒適的標準等方面比較成熟的研究成果，研究中不乏有用於國防研究的特定熱環境（如航空艙、軍艦艙）對士兵生理和心理方面的影響，因此本文還闡述了有關在熱環境下人體生理和心理反應的機理。Natural indicator of good air quality : lichens on trees and rocks
樹上及石上的地衣是空氣清新的天然指標Previous researchers have always determined the sp atial distribution patterns ( sdp ) of castanopsis kawakamii with a sample - dis tance method. however, the distribution patterns may be affected by the quadrat si ze and, in the course of analysis, the density differences among the cluster plots are not considered ; therefore, differences of cluster plot size and the dispersi on degree among individuals of cluster plots can not be known. authers of this pa per have determined the spatial distribution patterns of castanopsis kawakamii population in different habitats by means of non - quadrat distance method and a nalysed the pattern intensity and grain of the sdp. the pattern intensity is defi ned with the relative density differences and the pattern grain can embody the d ispersion degree of the individuals in the plots, and the dispersion degree among the plots. the determined results are as follows. the intensities of the species range in order from strong to week : litsea mollifolia p. kawakamii i. purpure a r. cochinchinensis c. kawakamii c. carlessii d. oldphamii s. superba. the gra ins of the species queue in order from coarse to close : s. superba = litsea mollif olia r. cohinchinensis c. kawakamii = i. purpurea c. carlessii p. racemosam d. oldp hamii. these determined results tally basiclly with the results authers of this paper have got in determining the same plots by means of aggregate index access ing method. in view of this, it is held that the sdp of c. kawakamii is closely related to the habitats and biological features
前人都是採用樣方方法對格氏栲種群數量的空間格局進行測定，而格局分佈有可能受樣方大小的影響，且分析過程中沒有涉及聚塊間密度差的問題，因而無法掌握種群的聚塊大小差別及聚塊內個體間的離散程度.本研究採用無樣方距離法，測定不同生境的格氏栲種群空間格局，分析格氏栲種群格局的強度和紋理.強度以聚塊和間隙的密度差來定義，紋理則是體現聚塊內個體間的離散程度與諸聚塊間的分離程度.測定結果表明，格氏栲種群格局強度從高到低排列次序為：木姜子蚊母樹冬青茜草樹格氏栲米櫧虎皮楠木荷；格局紋理從粗到細的順序是：木荷=木姜子茜草樹格氏栲=冬青米櫧蚊母樹虎皮楠.這一測定結果與作者採用聚集度指標測定相同樣地格氏栲種群空間格局的結果基本相符.因此，格氏栲空間格局類型及分佈與格氏栲生物學特性及生境的關系密切High gade dye - acid brilliant blue 6b, dye - intermediate - 2, 4 - disulfonic benzaldeyde, 4 - chloro - 2 - amino phenol - 6 - sulfonec acid, 0 - chloro - p - nitroaniline, benzaldehyde - 0 - sodium sulphonate etc obtained prizes from state and province, its qualit are almost equal to same kinds of products made in sandoz co. of swiss, bayer and hoechst co. of germany, the new product - dimethyltin - bis iso - octhl mercaptoacetate and methyl - tri iso - octyl mercaptoacetate plastic stabilizer was developed in 1997, it has filled in the gaps in the fields of scince and technology of domestic, it passed the shandong science committee of technology appraise, the quality indexare equal or exceed the same kinds of products made in u. s. a, another new product feeding additive - d - pantothenic acid calcium salt was developed in 1996, its quality are equal to the same kinds of product made in advanced countries, annual outputs are more than 100mt
高檔染料酸性艷藍6b染料中間體2 ， 4 -二磺酸笨甲醛茜素4 -氯- 2 -氨基苯酚- 6 -磺酸鄰氯對硝基苯胺脫氫硫代對甲苯胺雙磺酸等均獲國家級優秀新產品獎和省科技進步二等獎，產品質量分別達到瑞士山道士西德拜爾赫斯特等公司同類產品水平公司1997年開發的塑料穩定劑-甲基錫產品為又一填補國內空白的高新技術產品，產品當年通過省科委技術鑒定，各項質量指標分別達到或超過美國同類產品水平。Metropolitan circle is the result of industrialization and urbanization, which is the embodiment of centralization and radialization when the metropolis is developing to a certainty, in order to advance the space and economy to conform, to form a corporate area, fabricating the new type of metropolitan circle in which the metropolis is the core is new topic for discussion of innovative space structure of the big ciry this paper combine the theory expatiation and demonstration analysis with comprehensive and new statistics data, and theory model, and discusses the all - around regional development in chengdu area from a new angle, ie : using space structure model of metropolitan circle to develop the overall enhancement of strength in chengdu first, the thesis defmitudes the concept, connotation, and character of metropolitan circle, after that, it discusses the formative mechanism of metropolitan circle from the factors such as market, institution and ect moreover, from the practice of metropolitan circle ' s development in ho me and abroad, it summarizes the significance of the metropolitan circle form for the economic and social development, as well as the experience for reference and the problems we should pay attention to = based on these theories and practice, it brings forward the necessity and strategic significance of building metropolitan circle in chengdu, and analysis its possibilities, it also makes a research on the model of this circle, it innovatively brings forth that the double - polar circle structure of central city - sub central city - satellite town should be builded, through the establishment of index system, the sphere of metropolis circle in chengdu can be set which means the central city, sub center city and satellite town are sett it also analysis how to determine the gravity between center city and circumjacent area, and discusses the function orientation of center city and satellite town at last, it briefly analyses the transportation designing of suburb and city which are imperative for constructing the metropolitan circle in chengdu
本文將理論闡述和經驗實證分析與較全面的最新統計資料，以及理論分析模型分析結合起來，從新的角度深入探討成都的區域整體發展，即以都市圈的空間結構模式促進成都整體實力的全面提高。本論文首先明確了都市圈的概念、內涵及特徵，從市場、等因素探討了都市圈的形成機理，並從國內外都市圈的發展實踐中，總結出都市圈這種空間形式所引起的經濟和社會發展的意義所在，以及我們值得借鑒的經驗和需要注意的問題。在此理論和實踐基礎上，提出構建成都都市圈的必要性及戰略意義，分析其可能性；並且對如何構建成都都市圈模式進行了探討，主要是創新性提出構建中心城市-副中心城市-衛星城鎮的雙極圈域結構，並通過指標體系的建立以確定成都都市圈的范圍，即中心城市、副中心城市和衛星城鎮的確定，以及測定中心城市與周邊地區的引力大小，以及對中心城市和衛星城鎮的功能定位進行了探討。An under estimation of the hearing effects by the low frequency noise could be happened. that is to say, even if the a - weight sound level is small, the low frequency noise may annoy to listener by the different ways from the high frequency noise. so it is necessary to understand psychoacoustics in order to make noise quality evaluations that match the subjective experience of the purchaser
同時應用主觀評價方法?成對比較法（ paircomparisonstatisticalevaluationmethods ）對不同家用空調器噪聲進行主觀評價試驗，並與客觀評價結果進行了對比，結果表明：人主觀響應（煩躁程度）與各心理聲學評價指標之間均具有很高的相關性，相關系數一般均大於0 . 9 ，而與a計權聲壓級之間的相關系數只有0 . 78 。分享友人