米原器 的英文怎麼說
中文拼音 [mǐyuánqì]
米原器
英文
meter standard-
The characteristics of various solid - state power - combining techniques and the principles of the waveguide - based power combining structure are compared and analyzed in detail. the power combiner is based on a double antipodal finline - to - microstrip transition structure. the proposed 2 2 combining structure is optimized by using 3 - d fields simulation tools cst
主要內容為: 1 .研究和對比了各種固態功率合成技術的特點，詳細地分析了波導基空間功率合成器的工作原理，提出了一種基於雙對極鰭線-微帶過渡的2 2路毫米波功率合成器結構，藉助三維場模擬軟體cst對該無源網路進行了優化設計。Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system
文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型，著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術，對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。In this paper, porous nanocrystalline titanium dioxide films were used to modify the surface of quartz crystal microbalance ( qcm ), the response of qcm with high roughness layer hi liquid phase was discussed, and the difference between the theoretic value and frequency response measured was illustrated in detail
本文採用tio _ 2納米粒多孔膜修飾壓電晶體傳感器，對高粗糙度壓電傳感器的響應進行了探討，闡明了在液相中壓電響應的實際值與理論值產生偏差的主要原因。Cyanopyridine, intermediate of rimifon, was synthesized from 4 - picoline using vanadium oxide as a catalyst in fixed - bed reactor, reached 99 % conversion of 4 - picoline, 88 % selectivity and 87. 12 % yield of 4 - cyanopyridine
以4 -甲基吡啶為原料，在固定床反應器中通過含氧化釩的催化劑發生氣固相接觸氨氧化反應制備雷米封中間體4 -氰基吡啶， 4 -甲基吡啶的轉化率為99 % ， 4 -氰基吡啶的選擇性為88 % ，收率為87 . 12 % 。Among the holy grails his team is chasing are a potential billionfold improvement in present - day calorimetry, which would allow observation of the individual heat quanta being exchanged as nanodevices cool, and a potential quadrillion - fold increase in the sensitivity of magnetic resonance imaging, which would enable complex biomolecules to be visualized with three - dimensional atomic resolution
他的團隊追求的聖杯之一，是讓現有量熱器靈敏10億倍，藉以量測奈米元件冷卻時釋放的一個個熱量子；另一個聖杯是靈敏千兆倍的磁共振成像，三維的解析度可達原子大小，藉以觀測復雜的生物分子。This paper presents the basic construction and movement rules of the coordinator gyrorotor with reticle of archimedes spiral reticule pattern, also, it explains the principles and methods of dynamical balance to damp the vibration and forced nutation
闡述了具有阿基米德螺旋線圖案的位標器的基本原理及其運動規律，並說明這種陀螺轉子的振動與繞動的平衡原理與方法。Located on the bank of the mother - river, qiantang river, at 6f zhonghua mansion 489 qiutao rd, hangzhou jinjiang electric appliance co., ltd. former hangzhou jinjiang electrical appliance factory is specialized in manufacturing thermal protector and starter for compressors of air - conditioner and refrigerator. with an annual output capability of 1, 000, 000 sets, the products are mainly supplied for domestic compressor manufacturers and partly exported. it covers a building area of 1, 600 square meters and employs over 100 people, among which 12 are technicians. all the staff are qualified by receiving professional training. the company consists of general affair office, quality control department, manufacture department, product department, procurement and promotion department ane after - sales department
杭州近江電器有限公司原名杭州近江電器廠是生產空調冰箱壓縮機熱保護啟動器的專業公司，年生產能力為100萬套，產品主要為國內壓縮機廠家配套，部分產品出口國外。公司位於母親河錢塘江之濱秋濤路489號，中華大廈六樓廠區面積為1600平方米現有員工100餘人，所有人員都經過相應的專業培訓合格後上崗，其中技術人員為12名。公司下設綜合辦公室品質管理部技術開發部供應銷售部售後服務組。The magnetic field requirement of the sth harmonic gyroklystrons over cyclotron resonance masers ( crms ) would be reduced by a factor of s relative to operate on the fundamental cyclotron frequency, so that the amplifier could be applied to highly mobile millimeter wave radar systems
基於電子迴旋諧振脈塞原理工作的諧波迴旋速調放大器的工作磁場強度是基波的1 / s （ s是諧波數） ，因而能適用於機動性較高的軍用毫米波雷達系統。This thesis describes the properties of millimeter wave, and development of the millimeter wave sources nowadays, and introduces the solid - state devices impatt diodes, and analyses the technology of the injection locked. then this thesis gives out how to design the pa module in detail. and practical circuit is given out with the test result and analyses
本文首先綜述了毫米波特點，毫米波源的發展現狀，介紹了w波段impatt器件的基本工作原理，分析毫米波波導電路中的注入鎖定技術，給出實現連續波或脈沖功率放大的w波段信號源的功放模塊的技術方案、測試結果和綜合分析。Once has the bandits and thieves to intrude guards against the place, the detector launches the wireless coded signal immediately, the networking center number which installs when is apart from defense area 150 meter within the main engine to send out the police whistle sound to report to the police immediately, reports to the police dials to establish in advance or reports to the police the telephone, the handset number, answers in the police telephone to return puts user pre - record to report to the police the pronunciation, long - distance reports to the police, simultaneously comes the real - time transmission through the internet to deploy troops for defense, to withdraw from a defended position, to report to the police and so on the condition, inquires the historic record through the computer network
該系統還採用美國進口原裝晶元與先進的無線數字高頻技術微電腦cpu控制器主機組成。在防範地點安裝好主機后，並設置在布防狀態。一旦有盜賊闖入防範地點，探測器立刻發射無線編碼信號，安裝在距防區150米以內的主機立即發出警笛聲報警，報警時撥打預先設定的聯網中心號碼或報警電話手機號碼，接警電話里回放用戶預錄的報警語音，遠程報警，同時通過網際網路來實時傳遞布防撤防報警等狀態，通過電腦網路來查詢歷史記錄。Tiny structures called nanocantilevers could be used in detectors of bacteria, viruses, and other pathogens, because they vibrate at different frequencies when contaminants stick to them
一種叫做納米振動子的微小結構能夠作為探測器，檢測細菌、病毒和其他病原，因為當不同的污染物黏附在上面的時候，能夠以不同頻率發生振動。3 the main facilities in our experiment are introduced. they consist of the hi - 13 model tandem accelerator, the 2. 2 - meter grazing incidence vuv to soft x - ray monochromator and the data - processing system. the testing system is also described
3介紹了主要的實驗設備，即hi - 13串列加速器和2 . 2米掠入射真空紫外到軟x射線譜段光譜儀的結構和原理，介紹了實驗數據獲取系統和實驗系統的調試。How to obtain the useful biochdrical informaton on this scale is the new tren in the research fie1d of analytical chehascy therefore, single molecule detection, sing1e cell detection, dna ~ and the shaple dna analysis were one of the main research direeons ofanalytcal chendscy nove1 molecular probe and ultrasmali biosensor for real tiine and in vivo detection has been the focuses in the research field of analytical chendstry according to the above mentioned advanced direetions, two pnd of inveshgations has been pdrirmed in thes thesis
人們對生命現象的觀察和研究已經深入到納米尺度和單細胞，單分子的水平，如何在這樣一個尺度范圍內獲取有用的生物化學信息對分析化學的各個研究領域均提出了新的要求。單分子、單細胞檢測、生物晶元的開發以及納米技術的應用漸漸成為現代分析化學研究的主流領域之一。可進行實時、在線、原位、活體檢測的分子探針和超微型生物傳感器成為人們研究的熱點和重點。As a result, the cutoff frequency of sbd is limited at a lower level. now, we can grow sub - micro film of silicon using uhv / cvd technology. then we make an original device sbd of high frequency
現在，我們浙江大學硅材料國家重點實驗室利用uhv cvd技術，生長出亞微米厚的薄硅外延層，在此外延層上研製出高頻肖特基二極體原型器件。In part three, the physical and chemical properties of core - shell nanoparticles have been characterized by using transmission electronic microscopy, atomic force microscopy, zetasizer and alternating grade magnetometer
第三，採用透射電子顯微鏡、原子力顯微鏡、 zeta電位分析儀、交流梯度磁場計等儀器對該類納米顆粒的物理化學性質進行了表徵。Tem reveals that the complex possessed good dispersibility in the system and the status varied reversibility with the ph value and the size of the complex is within 20 ~ 40nm. the complex was characterized by ft - ir, uv - vis, fluoresence and electrical conductivity methods. paa - ag nanospheres were also synthesized by coordination of polyacrylic acid and silver ( i ) ion and queued in line in lr
本論文還以低分子量的聚丙烯酸和硝酸銀為主要原料，通過控制體系的ph值合成響應環境ph值變化的聚丙烯酸銀納米微球和納米柱狀物，通過tem觀察尺寸達20 - 40nm ，用ir 、 uv - vis 、熒光、電導率法分析聚丙烯酸和銀的配位作用、所形成配合物的組成與結構，並將聚丙烯酸和硝酸銀置於「線性反應器」中進行配位聚合，合成出線性排列的paa - ag納米微球。This sensor is made from batio3 and cuo powder in nanometer grade. the process of manufacture is described as mixing batio3 and cuo powder adequately, then pressing the mixture into wafer with thickness 0. 6mm and radius 8mm, and finally sintering the wafer at 500 ? for 5 hours
這種傳感器的原料由納米級batio _ 3和cuo粉末組成，製作過程是將兩種粉末充分混合，然後壓製成半徑8mm ，厚0 . 6mm的圓片， 500下燒結5小時后，兩面設置導電銀電極，引出pt線。It also gives the motive of the ka - band vco and mixer, associated with the subject ' s requirement and the realistic conditions, according to which a proposal is confirmed that the gunn diode and the varactor are mounted in the same cavity to fulfill the vco and an antiparallel diode pair is used to fulfill the harmonic mixer. in chapter 2, based on the basic theory of negative resistance oscillating, we analyses the gunn oscillator and it ’ s tuning character. chapter 3 introduces the theory of millimeter - wave harmonic mixer
以此為根據結合課題需要和實驗室的實際條件，確定vco採用耿氏管腔體振蕩器形式，變容管與耿氏管安裝在同一個腔內以進一步減小體積，採用反向並聯二極體實現諧波混頻;第二章介紹負阻振蕩器理論及其調諧原理;第三章介紹毫米波諧波混頻器基本原理;第四章給出了振蕩器及諧波混頻器的設計過程，整個組件聯調的結果;最後是結束語，分析了電路中存在的問題，指出了改進方向。Having about 10, 000 sets of advanced manufacturing machines and analytical instruments, 7000 cubic meters fermentation tonnage and brand - new gmp approved workshops for solid and liquor finished dosage forms and apis, producing more than 350 varieties and specifications of all kinds of medical products, adding to complete quality analysis and quality assurance system, nationwide sales net work and fast - growing international business, topfond is playing a more and more important role in chinese pharmaceutical industry and in the world as well
公司擁有國內外先進生產設備、分析儀器近萬臺（套） ， 7000立方米的抗生素發酵噸位，嶄新的針劑、片劑及原料藥gmp車間，生產350多個不同規格類型的產品，具有完善的質量檢驗和質量保證系統，銷售網路覆蓋全國，並積極向全球拓展，所有這些都表明天方在中國乃至全球醫藥行業正在起著越來越重要的作用。On the basis of analyzing the rock mechanics, the bit working circumstance and property in the bottom hole of 6000m deep well, and making use of the former equipment such as a derrick, platforms etc, the paper demonstrates that the research and design of the mechanical device have been established including the high pressure simulating well bore, the high pressure connector between the static well bore and the rotating drill pipe, the high pressure simulating system of circulating fluid and the high pressure desander etc. the produce, control and dynamic analysis of the bottom hole four - dimensional pressure ( over burden, confined, pore and column pressure ) have been studied
本文在對井底巖石的受力狀態以及鉆頭的工作環境和特性加以分析的基礎上，藉助原有的井架、平臺等設備，研究設計了模擬6000米井底壓力壞境的高壓模擬井筒、鉆柱高壓轉聯器、鉆井液高壓模擬系統以及高壓除砂器等機械裝置，並研究了井底四維模擬壓力（上覆壓、圍壓、孔隙壓和液柱壓）的產生、控制及其控制的建模與模擬，從而實現井深至6000米的四維井底壓力環境的模擬。分享友人