極地低壓 的英文怎麼說
中文拼音 [jídedīyā]
極地低壓
英文
polar low pressure-
Because of the huge memory space and rapd calculation speed that compuer possesses, we can manage the ekisted drawings central1y and search them rapidiy in conclusion, the high quality and low price product wtth the help of applytng the cad technology will not only satisfy the requiremen of the market but also help factory amer apply the compeer technology in the process of production ( for example, haher production managemen0 we has applied thes systetn in extuion embranchmen factory and obtained favorable effect wich reveds tha thes system has widely applytng prospect and uti1ity value
該系統將成組技術的分類編碼原理和計算機輔助設計技術應用於擠壓鋁型材的產品開發設計和產品圖紙的管理中,不僅可以極大地提高產品設計質量、縮短產品開發周期,還可以減少重復繪圖工作及規范制圖方法;同時,利用計算機存儲空間大、運行速度快的優點,可實現對已有產品圖紙的集中管理和快速檢索。利用計算機輔助產品開發,不僅能以高質量、低成本的產品迅速滿足市場需求,還可為工廠進一步實施計算機應用工程(如后續生產管理等)奠定良好的基礎。This article introduces briefly the process of design and characteristic of structure of db930 tube and discusses the main problems of technology and technique which was met during the manufacture and the measures having been adopted are emphatically. it discusses the solve measures in following six aspects : the filament current is too large, carbon deposits during the carbonizing of cathode, the capacitance between the first grid and the second grid is too large, transpiring happens inside the tube, the insulation resistance between the electrodes is too lower when the filament is on and the ability of bearing high voltage is too lower
本文簡略地介紹了db930的設計過程及其結構特點,重點論述了在試制過程中遇到的主要工藝技術問題及解決問題的措施,圍繞解決燈絲電流大、陰極碳化時積碳、一柵和二柵之間的電容大、管內蒸散、熱態時極間絕緣低、耐高壓的能力差等六個方面的問題進行了論述。The intake of pearl powder is contraindicated in women in pregnancy, young people, patients with very low blood pressure, with functional disorders of kidneys, with acid deficiency stomach disease, with iron deficiency anemia, with bladder cancer
血壓極低者,使用洋地黃類藥物者,腎功能不全者,胃酸缺乏型胃病患者,缺鐵性貧血者,膀胱癌患者,還有孕產婦和未成年人,不要服用珍珠粉。Jg davis et al : health effects of low - frequency electric and magnetic fields. oak ridge associated universities, 1992
目前沒有文獻指出,由家用電器、電視顯像終端和當地高壓電力輸配線所產生的極低頻率電磁場會危害健康。With the aid of baffle movement, a technique named masking pretreatment and the method of vacuum deposition have been used to fabricate the ag - o - cs photoemissive thin films with internal field - assisted structure for the first time. the internal field - assisted photoemission characteristics of ag - o - cs thin films show that the photoelectric sensitivity is increased when the internal electric field is applied to the thin films, which indicates that the electric field has been effectively provided to the thin films by the above - mentioned internal field - assisted structure. such an enhanced photoemission is attributed to the variations in energy - band structure of ag - o - cs thin films, and which are considered to induce the lower - energy electrons to participate in the photoemission
通過掩膜預處理和擋板轉移技術的配合,利用真空沉積方法首次制備了內場助結構ag - o - cs光電發射薄膜。 ag - o - cs薄膜內場助光電發射特性測試結果表明,該方法能夠有效地實現ag - o - cs薄膜體內電場的加載與表面電極的引出,薄膜光電靈敏度隨內場偏壓的增大而上升。 ag - o - cs薄膜在內場作用下的光電發射增強現象與薄膜體內能帶結構變化低能電子參與光電發射等物理機制有關。Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。The effects of the fabrication conditions on the crystal structure, grain size, micromorphology and electrochemical performance of these materials have been studied in depth. the reaction mechanism of the low - heating solid - state reaction method has also been investigated. in addition, a novel electrochemical method ( rpg method ) based on the concept of " ratio of potentio - galvano - charge capacity " has been for the first time developed to determine the diffusion coefficient of lithium - ion within insertion - host materials on the basis of the spherical diffusion model
本論文較系統地考察了低熱固相反應法合成鋰離子電池正極材料的可行性問題,研究了工藝條件對材料的晶體結構、晶粒尺寸、微觀形貌及電化學性能等的影響,探討了低熱固相反應的機理,並通過引進「恆壓-恆流充電容量比」的概念,給出了一種測定鋰離子嵌入脫出固相擴散系數的新方法。The results show that the vertical grounding electrodes can effectively decrease grounding resistance, step and touch voltages of the grounding system and reduce the influence of seasonal factors on the grounding system
分析表明,增設垂直接地極能有效減低接地系統的接地電阻、減小發變電站的接觸電壓和跨步電壓、減小季節因素對地網安全性的影響。Enterprise resource planning can put the plan, the purchase, the sale and the materials scheduling, the stock management organic all together. it plays role in the reduction of the cost of purchase and sale, the decreasing of the overstock, the acceleration of the cash flow, the controlling of the flow management of the stock materials and the purchase of the materials timely for the successful production
企業資源管理將計劃、采購、銷售以及物資調度、庫存管理有機地結合起來,對于降低采購和銷售成本、減少庫存積壓、加速庫存資金的周轉和控制庫存物資的流程管理,以及及時采購和補充物資以保證生產的順利進行都將起著積極的作用。In 1999, the dipole existed in between the okhotsk high and the depression in the north of northeast china, thus the okhotsk high became active and maintained, the subh was located to an area quite further south than usual. the high persisted in the east region of nw china, the cold air flowed to the mid - lower reaches of the yangtze river along the high. in the east region of nw china, air steam under troposphere was strong sinking motion, and formatted the negative vorticity region, the vapour flux divergence was divgence. lt was apparently that the rain could n ' t occur in the eastern portin of nw china. in 2000 year, okhotsk high was very weak or did n ' t exist in, there was high in the east asia - japan, the subh is located to an area further north than usual. in the east region of nw china, the trough maintained, air stream under troposphere was strong ascending motion, the cycolonic circulation was prevailing, the vapour flux divergence was intensive convergences the rain easy happened in the east areas of northwest china
4多梅雨1999年鄂霍茨克海阻塞高壓與我國東北北部低壓形成偶極子,使得阻塞高壓穩定少動,西太副高位置偏南,西北地區東部持續受高壓控制,冷空氣沿此高壓流經長江中下游地區上空;在西北地區東部對流層中下層氣流下沉運動較強,呈反氣旋渦度,水汽通量散度輻散,不利於西北地區東部降水。空梅雨2000年相反,鄂霍茨克海高壓減弱甚至不存在,東亞-日本為高壓,西太副高位置偏西偏北,西北地區東部處于西風槽中,對流層中下層氣流上升運動增強,盛行低壓環流,水汽通量散度強烈輻合,有利於降水生成。After a comprehensive review of our nation ' s debt level, the author hold a opinion that our deficit level is much lower than the critical proportion of our financial deficit to the gdp. and when compared with other countries, it is also at a low level, thus the pressure coming from fiscal deficit is within the financial capacity. besides, no matter taking government overall debts ( includes treasury bonds, overseas liabilities, non - performing assets of financial agencies, endowment insurance debts ) or just treasury bonds into account, we can reach such a conclusion : our debt level is lower than many countries, therefore, there are wide spaces to implement the active fiscal policy
通過考察我國的債務水平,筆者認為,我國的赤字規模,遠低於臨界赤字率,與國際相比,也處在低水平上,財政赤字的壓力在財政承受能力之內;另外,無論是單純從內債還是從包括國債、外債、金融機構不良資產、養老保險欠賬的政府綜合債務來考慮,都可以做出如下判斷:我國的負債水平低於許多國家,實行積極財政政策還有較大的餘地。Simulation results show that cathode over - potential under low current density is considerably increased because of methanol crossover, but its effect becomes much lower under high current density
模型顯示在低放電電流密度下,甲醇穿透顯著地增加了電池陰極過電位,降低了電池電壓;但在高電流密度下,甲醇穿透對電池性能的影響不顯著。In contrast, the out - of - phase vacillation in summertime ao covers the arctic region and mid - latitude asian continent. though the summertime ao exists on intraseasonal as well as interannual time scale, its asian active center abates on the intraseasonal pattern, thus awarding it more conspicuous zonal symmetric structure. interannually, summertime ao exhibits the zonal asymmetric and baroclinic features, and its seesaw mode is significant only in the lower troposphere
在年際時間尺度上,夏季北極濤動表現出比冬季北極濤動更強的緯向非對稱性和對流層高、低層位相不一致的斜壓性,其極地中心和亞洲中心的反位相濤動關系在對流層低層比較顯著,向上逐漸減弱,到對流層高層不能表現明顯的亞洲中心。We use a isolating impedance between the gas diode and the silicon avalanche diodes, to permit the gas tube to operate properly and to permit the low energy avalanche diode to perform its voltage limiting function - without being damaged
我們在氣體二極體和硅雪崩二極體之間使用一個隔離阻抗,使氣體放電管正常地運作,同時又使低能量的雪崩二極體發揮其電壓限制功能,而不遭受損害。Makes use of the investigative datum from three villages of mizhi county in shaanxi province to analyze the rural society of suffering environmental pressures in north shaanxi province, thinks that the residents ' incomes is lower, they have not higher expectations to the natural environment, environmental consciousness are in behind, keep positive attitudes to the policy of stopping cultivation and rebuilding forest, they are widespread to work far from home, farming methods have not been improved and so on
摘要利用米脂三村莊的實地考察資料對環境壓力下陜北農村的社會狀況進行了分析,認為三村居民收入不高,對自然環境的期望值不高,環境意識偏低,對退耕還林持態度積極,外出打工較普遍,農耕技術幾乎沒有改進。For saving driver ics ' power consumption and cost, this research proposes a novel display pixel design with integrated charge pump circuits. the proposed display pixel design can supply driving voltage more than double the input voltage to display pixels. there are two advantages for this developed novel pixel design. first, the power consumption of the panels with the proposed novel pixels can be reduced due to the lower voltage on data lines. second, the high voltage driver ics are not necessary, such that the cost and power consumption of the corresponding driving systems can be diminished. from the simulation results, the pixel voltage indeed could raise to more than double input voltage by this proposed design. in addition, the pixels with charge pump circuits also retrench about half power consumption than the conventional display pixels
為了節省面板電路驅動晶元的功率損耗以及製作成本,本研究提出一種新的像素電路設計,而在設計中將會融合電荷泵電路.利用這種電路設計的像素可有效地將像素電極上的驅動電壓提高到輸入電壓的2 3倍以上.此像素電路設計具有兩個優勢:第一,可以有效降低顯示面板的像素功率損耗;第二,不需高電壓的面板電路驅動晶元,因此可節省晶元的成本及功率損耗.由模擬結果可知,像素電極上的驅動電壓確實可由此像素電路設計而提高到輸入電壓的2 3倍以上;而像素的功率損耗也可有效地降低,約為傳統像素的1 / 2In the 3 ~ 35kv power supply system of our country, the large part is the not solidly earthed neutral system. when the single - phase earthed phenomena happens in this system, this electric power network can run with failure. and in this way the operated cost can reduce greadty. and at the same time the power supply systemic dependability can be improved. but when the single - phase earthed current is large, this electric power system can engender easily arc earthed overvoltage and interphase short circuit by this means
在我國10 35kv供電系統中,主要為中性點非直接接地系統,這種系統在發生單相接地時,電網仍可帶故障運行,這樣可以大大降低運行成本,提高供電系統的可靠性,但這種供電方式在單相接地電容電流較大時容易產生弧光接地過電壓和相間短路,給供電設備造成了極大的危害。Unlike the traditional single mode of charge pump structure, the paper adopted 1x / 1. 5x fractional adaptive charge pump, which can automatically convert working mode with the change of input voltage, and utilized ultra - low - dropout current regulators to make 0. 15v led _ minimum regulation voltage in order to remain the charge pump working mostly in higher - efficiency 1x mode
與傳統的單一轉換模式的電荷泵結構不同,本文採用了1倍/ 1 . 5倍分數型自適應電荷泵技術,可隨輸入電壓的變化自行轉換工作模式;採用低壓差電流調節器使led陰極最小調節電壓僅為0 . 15v ,使電荷泵更多地工作在效率更高的1倍模式。Suzhou dinghao electrical appliance co., ltd. ( former wuxian city low voltage electrical appliance factory ) is situated at the city of suzhou, a fertile land of rice, which in turn lies in yangtze delta with beautiful scenery. adjacent to the rail station, national highway 312 and beijing - tianjin - shanghai expressway, the company enjoys an advantage of communication
蘇州市鼎浩電器有限公司(原吳縣市低壓電器廠) ,地處風景秀麗的長江三角洲,譽有「魚米之鄉」的蘇州市,與火車站、 312國道、京津滬高速公路相距很近,交通極為便利。A indirect fiber - trigger system is adopted for high voltage thyristor vale, which solves the problem of high voltage insulation and improves the capability against interfering and the reliability of the control signal. the thyristor gate electronics is also designed
論文採用間接光纖觸發方式作為高壓晶閘管閥的觸發隔離系統,很好地解決了系統的高低壓隔離問題,大大提高了控制信號的傳輸抗干擾能力和可靠性,並設計了相應的晶閘管門極電子電路。分享友人