標量阻抗 的英文怎麼說
中文拼音 [biāoliángzǔkàng]
標量阻抗
英文
scalar impedance-
This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway
負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異，因此表現為比普通混凝土更為較高的耐久性要求；負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能，才能夠滿足工程實際應用的要求，這也是負溫混凝土必須解決的兩大技術關鍵；通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討，採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線，通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ；並在此基礎上配製不同等級負溫高性能混凝土，開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究；通過對fd - 1組分和摻量的調整，優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。There are many methods for measuring impedance and commercial lcr meters may have very different working principles. it is more advisable that customers submit their impedance standards for calibration, which in turn can be used to perform in - house checking of their lcr meters. however, the laboratory may offer performance checks for lcr meters using impedance standards
測量阻抗的方法有多種，故此市面上的電感電容電阻計或有截然不同的操作原理，一種比較適當的做法是客戶將其阻抗標準器送來本所校正，然後客戶可利用這些已校正的標準器替自己的電感電容電阻計進行測試。A large amount of experience data accumulated through long term operation is introduced. combined with the definition of relative requirements, the choosing and definition of operation index of high - frequency channels specially used for protection of hubei electric power network are discussed and elaborated through calculation and analysis such as input impedance and channel impedance of transmitter, sensitive voltage of received signal, redundancy of received signal, warning of channel redundancy and warning of channel faults etc
引用了長期運行中積累的大量經驗數據，通過計算分析，結合有關規程規定，探討和闡述了湖北電網繼電保護專用高頻通道諸如收信機輸入阻抗及通道阻抗、收信靈敏電平、收信裕度、通道裕度告警、通道異常告警等運行指標的選取和確定。A more in - depth discussion of resistance and impedance standards, and how such standards are realized, represented and compared in metrology laboratories
更深入地討論電阻標準和阻抗標準，及如何在計量實驗室實現、表達和比較這些標準。Apart from that, it also anlagse the basic princple of ac impedance measurement, and introduce the design and experiment of handware of the workstation in terms of basic princple of ac impedance measurement. the study of this graduation thesis includs the aspects as follwos : ( 1 ) design of measuring circuit diagram. it is designed for the measurment of usual dynamic potentio - scan, experiment of dynamic potentio - scan
介紹了電化學工作站的三種基本功能和性能指標，電化學交流阻抗測量的原理，並進而提出了電化學工作站的硬體系統結構，構建了電化學工作站的硬體結構設計; （ 2 ）下位機的介面電路板和測量電路板設計，在設計中力圖提高系統精度、靈活性。In this dissertation, the radiation problems of wire antenna mounted on the arbitrary shaped conducting platform and the scattering problems of arbitrary shaped conducting objects are analyzed using impedance matrix interpolation with the moment method
本文應用矩量法結合阻抗矩陣插值技術，快速有效地求解實際工程問題中常見的任意形狀金屬目標的電磁散射問題及金屬載體上線天線的電磁輻射問題。The research of patch antennas based on photonic - bandgap ( pbg ) structures is a relatively new area. the goal is to improve the performance of the patch antennas by using the special features of pbg structures. though some good research results have been obtained by scientists in the world, there still exit some problems to be solved for improving the performaces and reducing the size, weight and cost
雖然國內外已經在基底鉆孔型、地面腐蝕型、高阻抗表面型、 uc - pbg型、覆層型和軟表面型電磁（光子）晶體貼片天線等方面開展了研究，但是在這些研究中還遺留著多方面的問題有待解決，以顯著改善天線的性能指標，減少天線的體積，重量，降低天線的加工費用等。The researchers therefore examined the safety and efficacy using procalcitonin to guide patient treatment compared with standard antibiotic therapy in 208 patients presenting with copd exacerbations
研究者們因此檢查了使用原降鈣素的安全性和有效性來指導病人同208個使用標準劑量抗生素的慢性阻塞性肺病加重病人相比較。The research and development for the bump orbit injection system with four kicker magnets centralized in nsrl phase project, and research of some key techniques were summarized, including micro - second pulse ferrite kicker magnet, coated ceramic chamber, measurement device for loss impedance, bpm calibration system, etc
摘要介紹了國家同步輻射實驗室二期工程改造中四沖擊磁鐵集中布局凸軌注入系統研發過程，以及對若干關鍵技術的攻關，包括微秒脈沖鐵氧體沖擊磁鐵研製，鍍膜陶瓷真空盒研製，縱向阻抗測量裝置研製， bpm標定裝置研製等。Standard test method for measurement of hindered phenolic and aromatic amine antioxidant content in non - zinc turbine oils by linear sweep voltammetry
用線性掃描伏安法測量無鋅渦輪機油中受阻酚和芳香胺抗氧化劑含量的標準試驗方法Thus many data of deflecting wells can be used for seismic inversion and the problem of multiple solutions can be solved to some degree. this technology comes up to advanced domestic standards. because the water base used to make up drilling mud comes from seawater, researches are made into the effects on resistivity of saltwater mud invasion and the values - selecting methods in reserves calculation are broken through, which continues to use terrestrial oilfields " parameters
針對勝利海上埋島油田叢式開發井組5 / 6井為斜井這種實際情況，對斜井聲波測井資料進行了環境校正，經過反復的攻關研究，通過合成地震記錄求準速度，實現了斜井資料的地震標定，解決了建立初始波阻抗模型的技術難題，使大量的斜井資料參與反演工作，減少了地質模型的多解性，提高了儲層預測的精度，該項技術達到了國內領先水平。We hold the 40 advanced italian arrow - shaft looms and a 180 printing and dyeing producing line, and we successfully developed the special fabric as followed : flame retardant, flameproof and heat - insulation series, anti - static series, oil resistance and water repellency series, acid and basic resistance series, radiation protection series, dustproof and soil release series, anti - bacteria and odor proof series, without formaldehyde and permanent press series, etc. the features and technical index of our products have reached or exceeded national standard, and that these all have been tested, authenticated and certificated by the national supervising and inspecting center for labour protection articles and shaanxi supervising and inspecting center for textiles quality
在經營常規面料的基礎上，努力致力於新產品的研發推廣和應用，公司以控股形式擁有義大利劍桿織布機40臺， 180印染加工生產線一條，現已開發出：阻燃防火隔熱系列抗靜電系列抗油拒水系列防酸堿系列防電磁波輻射系列防塵易去污系列抗菌防臭系列無甲醛免燙系列等。產品的性能指標均已達到或優于國家標準，並由國家勞動保護用品監督檢驗中心和陜西省紡織品質量監督檢驗中心測試鑒定認可。Standard test method for measurement of hindered phenolic antioxidant content in hl turbine oils by linear sweep voltammetry
用線性掃描伏特計測定hl渦輪機油中的受阻礙酚型抗氧劑含量的標準試驗方法Our national capacitance metrology level in the low frequency range ( below 10 khz ) has reached the international advanced level. but with the development of science and technology, there exists a big difference between our national and international advanced level in the aspect of the frequency range and the capacitance range etc, especially in the aspect of the frequency range. so the capacitance metrology technology in high frequency cannot meet the need of testing for impedance metrology standards and the measurement instruments
在低頻段（ 10khz以下） ，我國電容計量水平已達到國際先進，但隨著科技的發展，在頻率范圍、量值范圍等方面與國際先進水平有較大的差距，特別是在頻率范圍方面，不能滿足進口阻抗計量標準器及其測量儀器的檢定測試要求，迫切需要在頻率范圍上進行擴展。The results indicate that the flame - retardant and antistatic properties can simultaneously meet the corresponding national standards when jh and jhf are added up to the 1wt % and 3wt %, respectively
當jh型和jhf型抗靜電劑添加量分別為1wt %和3wt %時， frp的抗靜電、阻燃性能能夠同時達到相關標準。Secondly, the two - dimensional hotibc was applied to the anisotropic coated bor. solutions for bistatic rcs based on a planar hotibc solution were compared to the mom solution or the mie series solution in isotropic case. accuracy and limitations of hotibc imposed by the finite radii of curvature on the bor such as sphere, and discontinues surface curvature such as cone - sphere were investigated
計算過程和結果與矩量法進行比較，討論了高階張量阻抗邊界條件在表面曲率半徑連續和不連續的三維目標上的應用精度和應用條件； 6 、給出多層介質塗敷平面、球面和半球面結構雷達吸波材料優化設計的統一表達式。Children should begin resistance training at a level that is equal to their maturity level, physical abilities, and individual goals
在開始抗阻力量訓練時，兒童應該按照他們對訓練方法的熟練程度、體能狀況和個人目標來選擇相等的水平鍛練。分享友人