source tube 中文意思是什麼

source tube 解釋
源管
  • source : n 1 源頭,水源,源泉。2 根源,本源;來源。3 原因;出處;原始資料。4 提供消息的人。5 血統。vt 〈美...
  • tube : n 1 管,筒;顏料管。2 管狀地下隧道;〈口語〉(倫敦的)地下鐵道。3 【炮】炮身;【汽鍋】鍋管;【解...
  1. A thermoacoustically driven pulse tube refrigerator capable of using low - qualified heat source

    可利用低品位熱源的熱聲驅動脈管製冷機
  2. In a radio tube there is a source of electrons.

    在電子管中,有一個電子發射源。
  3. During ion source operating, alternating axial magnetic field and azimuthal electric field in discharge tube ionize hydrogen gas purified by hot palladium pipe, and form plasma, hi fifties year, research reports studied on rf ion source are numerous however most of them are concerned about application, and research reports relevant to discharge theory or experiment model are unfrequent

    離子源工作時,放電空間交變的軸向磁場和渦漩電場激發放電管中經鈀管純化后通入的氫氣電離,形成等離子體。 50多年來,關于高頻離子源的研究報告很多,但是,這些研究主要都集中在應用研究方面,有關高頻無極環形放電離子源的理論與實驗模型研究不是很多。
  4. The gas field in pemfc means the gas distribution in gas source, gas inlet tube ( scale of m ), gas - blower, gas manifold ( scale of cm ), channel ( scale of mm ), diffusion layer ( scale of um ), hydrophobic layer and catalyst layer ( scale of nm ). the aim of changing the scales is to make oxygen reach reaction area as evenly as possible

    Pemfc的氣場指在氣源、進氣管(分米級) 、風機、進氣箱(厘米級) 、流道(毫米級) 、擴散層(微米級) 、疏水層(亞微米級) 、催化層(納米級)中的氣體分佈,每一級尺度的變化是為了氣體的進一步均勻化。
  5. Through analysis of testing results, the concept of unit generator group is initially put forward in the paper, at other hand the 58200kj / h heat is acquired which one unit generator group including 10 unit generating tube needs under the condition of the maximal heat unitization rate, which supplies the foundation for the ‘ design of most suitable dy generator in term of the known the heat source

    通過對試驗結果的分析,首次提出了單元發生器組的概念,同時得出了以10根單元發生管構成的單元發生器組在熱利用率最高的情況下所需要的熱量為58200kj / h ,為在一定熱源的情況下設計出最佳匹配dy發生器奠定了基礎。
  6. Electrodes inside each end of the glass tube are connected to a high-voltage source.

    玻璃管兩端內側的電極與一個高壓電源相接。
  7. Five different structures are described : standard transformer coupling, parafeed, resistively loaded stage capacitively coupled to the output transformer, tube ( valve ) based constant current source load capacitively coupled to the output transformer, and solid state ( mos fet ) constant current source load capacitively coupled to the output transformer

    我們將討論五種不同的方式:標準變壓器耦合;旁饋耦合;電阻性負載電容性耦合至輸出變壓器;膽恆流源負載電容性耦合至輸出變壓器;以及晶體管恆流源負載電容性耦合至輸出變壓器。
  8. It is convenient for x - ray tube excited source to detect multi - component on site due to the advantages of high excitation flux, easy protection, and characteristic x - ray and continuous bremsstrahlung spectrum included in its exciting spectra

    X光管激發源具有活性強、易於防護等優點,產生的激發譜包括特徵x射線和連續的軔致射線譜,方便現場測定多元素。
  9. 2 the design and manufacture of focs instrument system the foundation of commercial fiber optical chemical technique is to manufacture a fiber optical chemical instrument system. an instrument is assembled with xenon light as the source, bifurcate quartz fiber as the carrier for light, high precision photomultiplier tube for the conversion of light signal to electron signal and the 16 - digit multi - channels analog - to - digital card for collection of data

    生產人作者選擇氖燈為光源、設計聚焦系統,以石英分支光纖作為傳輸光信號介質,高精度光電倍增管檢測, 16位多道數據採集卡為a d轉換,採用visualbasic編寫windows平臺操作軟體,菜單提示,窗口人機對話,研製成功單通道光纖化學過程傳感儀器系統。
  10. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究,分析了這些技術的工作原理和優缺點,在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時,為了使輸入共模電壓范圍達到軌至軌,不是採用傳統的差動輸入結構,而是採用了nmos管和pmos管並聯的互補差動輸入對結構,並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中,電流鏡負載並不是採用傳統的標準共源共柵結構,而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時,為了提高效率,採用了推挽共源級放大器作為輸出級,輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計,採用了帶電流鏡負載的差分放大器設計了一個基準電流源,給運放提供穩定的偏置電流和偏置電壓,保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  11. The back light light source tube life for ten years, the consumedpower only has the tradition 1 / 3 to 1 / 2 about. but tradition lamp tubelife about a year

    背光光源管壽命長達十年,消耗功率只有傳統型的三分之一到二分之一左右。而傳統型燈管壽命在一年左右。
  12. In the external region, heat transfer between the u - tube borehole and the ground is considered with a model of a finite line - source in a semi - infinite medium, and it is the first time to achieve an analytical solution of the temperature distribution for a such a transient two - dimensional conduction problem by means of the green - function method

    對單個鉆孔的傳熱劃分為兩個區域分別進行研究。在鉆孔周圍區域,將豎直u型管的傳熱簡化為有限長線熱源的傳熱問題,採用格林函數法首次得到了有限長線熱源溫度分佈的解析解。
  13. A new terahertz source of folded waveguide traveling - wave - tube which based on vacuum electronics is introduced, which may answer the question for scarcity of small, economical terahertz source with continuous wave of high average power. secondly, transmission characteristics of terahertz wave in the periodic slow wave circuit of folded waveguide traveling - wave - tube have been researched combined with development of micro - fabrication technology. dispersion relation and interaction impedance of the slow wave circuit are deduced by the way of equivalent circuit, and results accounted by theory are close to those simulated by software

    其次,結合計算機模擬技術對這種新型太赫茲輻射源的折疊波導慢波線路傳輸特性進行研究:用等效電路法從理論上推導了慢波電路場、色散關系及線路耦合阻抗,電磁模擬軟體計算得出的慢波電路色散曲線與理論計算所得結果基本上一致,表明這種尺寸的慢波電路在太赫茲頻段有著色散曲線較平坦以及寬帶、低損耗的良好傳輸特性。
  14. Study on the heat transfer enhancement of two - phase flow elevation tube in libr chiller with hot water source

    製冷機中兩相流提升管的強化傳熱研究
  15. Basic function : heat source is anti - blast infrared - tube made of microcrystal quartz ;, continuosly variable mattress tilt, radiant head can two - directory rotate on horizon, x - ray cassette shelf under infant bed ; high - bright erdiate lamp detect lightness ; advanced microprocessor control temperature system, auto - heated mode, separately display set temperature and real temperature ; 4sound - light alarm capacity : set - off, fan, sensor, over temp.

    基本配置:採用了防爆型微晶石英紅外管作輻射熱源,嬰兒床斜傾角度有級可調,輻射頭可在水平位置上雙向隨意轉動,嬰兒床下內設有x光暗盒架,檢查照明採用高照度射燈,溫度控制系統採用先進的計算機控制,自動加熱方式,設定溫度和實際溫度分屏顯示,有四種聲光報警功能(溫度上下偏差、傳感器、斷電、超溫) 。
  16. Basic function : heat source is anti - blast infrared - tube made of microcrystal quartz ; continuously variable mattress tilt, radiant head can two - directory rotate on horizon, x - ray cassette shelf under infant bed ; high - bright eradiate lamp detect lightness ; advanced microprocessor control temperature system, autoheated mode, separately display set temperature and real temperature ; 4 sound - light alarm capacity ; set - off, sensor, over temp

    基本配置:採用了防爆型微晶石英紅外管作輻射熱源,嬰兒床傾斜度有級可調,輻射頭可在水平位置上雙向隨意轉動,嬰兒床下內設有x光暗盒架,檢查照明採用高照度射燈,溫度控制系統採用先進的計算機控制,自動加熱方式,設定溫度和實際溫度分屏顯示,有四種聲光報警功能(溫度上下偏差、傳感器、斷電、超溫) 。
  17. In this dissertation, the operational characteristics of gshps is taken as the main objective of research, emphasized on the heat source and cold source, based on gshps experimental system which has been set up in hiast ( hebei institute of architecture science and technology ). the theoretical and experimental work on the operational characteristics of gshps with a u - tube underground vertical pipe loop has been accomplished both under winter operational condition and summer operational condition

    本文以土壤源熱泵運行特性為研究對象,從空調冷熱源的角度,在已建成河北建築科技學院土壤源熱泵實驗裝置的基礎上,開展u型垂直埋管式土壤源熱泵系統冬季和夏季工況運行特性的理論和實驗研究,主要研究內容包括: 1
  18. Effects of outdoor air parameters on frosting characteristics of fin - tube evaporator for air source heat pump unit

    室外環境參數對空氣源熱泵翅片管蒸發器動態結霜特性的影響
  19. A new type of x - band high power microwave source - the resonator cerenkov oscillator - tapered amplifier tube ( rco - tat ) is put forward for the first time in the present paper. the proposed high power microwave device is based on a comprehensive investigation of related research work in the world and is in agreement with the demands to the development of practical high power microwave sources

    在較全面調研和認真分析高功率慢波器件發展趨勢的基礎上,結合返波振蕩器等切侖科夫器件和漸變錐形結構微波器件的特點,提出了一種新型x波段高功率微波發生器?低磁場諧振腔切侖科夫振蕩器?錐形放大管( rco - tat ) 。
  20. The heater is cooking heat source in the microwave oven. generally 2 pcs. as one suite in series and the power of single tube is 400w 600w. bigger surface load and higher radiating coefficient make the microwave cooking food more quickly

    本加熱器在微波爐中為燒烤熱源,一般一組為2隻串聯使用,單管功率一般為400w600w ,表示負荷較大,且石英管表示的熱輻射系數高,使微波爐燒烤食物更加快捷。
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