microwave system 中文意思是什麼
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Sub - thesis is mainly on the test and research of the photoelectric properties of a - si : h thin film deposited by microwave electron cyclotron resonance chemical vapor deposition ( mw - ecr cvd ) system
本論文主要是對mw - ecrcvd系統沉積的a - si : h薄膜進行了一系列的光電特性的測試研究工作。 -
Plasma technique was introduced in the research of high power microwave ( hpm ) sources in recent decade. the performance of hpm sources is improved much by filling plasma which is promising in this field. filled - plasma travelling - wave tubes ( fptwt ) is a part of them. it is the main task of this paper to research and design fptwt ' s electron optics system and simulate it
近十年來，在高功率微波的研究熱潮中，引入了等離子體技術。引入等離子體能顯著改善高功率微波源各方面的工作性能，已經成為高功率微波源發展一個頗有前景的新方向，等離子體行波管即是其一個典型代表。 -
Synthesis of - naphthyl ethyl ether catalyzed by copper chloride with microwave irradiation solvent - free system
2催化合成對羥基苯甲酸正丁酯 -
Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced
混頻器是微波通信、射電天文學、雷達、等離子物理、遙控、遙感、電子對抗，以及許多微波測量系統中至關重要的部件。在現代通信系統中，毫米波頻段通常採用超外差接收機，混頻器作為第一級就成為關鍵部件。由於在毫米波頻段，同頻段高性能的本振源成本高，技術難度大，採用分諧波混頻技術是解決此問題的有效途徑，只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。 -
Magnetization magneto - microwave plasma etching system
磁場微波型等離子體蝕刻系統 -
Mpo multi - channel microwave distribution system
微波多點分配系統 -
The saab airborne surveillance system includes saab 2000 turboprop aircraft equipped with saab microwave systems airborne radar system erieye and associated support equipment
薩博空中監視系統包括了薩博2000渦輪螺旋槳飛機及相關支援設備，薩博2000飛機裝配了微波系統的erieye空中雷達系統。 -
Moment method is used for the analysis of interference among the vehicular multiple antennae in this paper. the multiple antennae system is equivalent to a microwave network, then the admittance matrix of the network can be obtained. using the admittance matrix, we can analyze the characteristic of coupling between two antennae and the near field of the antennae by the mom
本文採用矩量法對車載多天線間的相互干擾特性進行了分析，將多天線系統等效為微波網路，然後採用矩量法求該網路的導納矩陣y ，利用該導納矩陣對天線間互耦特性進行分析，同時計算天線的近場分佈。 -
Company now have independence develop ten many china patent and many independence intellectual property ' s software copyright ' s product ; company major product : cable television consumer management control system ( but look for address 2 - 8 branches allot style, 8 - 32 gather line style ) ; shoot frequently plus unfasten harass system ( crowd plus crowd unfasten, cent two sections, point channel shan unfasten ) ; video frequency number subsections plus unfasten harass system ; cable television network burglarproof sow system ; number cable television product is with number mmds ( microwave ) systematically ; general purpose type prevent thunder supply electric appliances, shoot frequently automate supply electric appliances, but look for address control supply electric appliances ; power supply prevents thunder protection product ; pass flow branch, dispenser, split utensil, cavernous wave utensil, power supply inserts utensil, but transfer attenuator, but transfer equalizer wait for
目前擁有十多項中國專利和多個自主知識產權的軟體版權的產品；公司主要產品：有線電視用戶管理控制系統（可尋址2 - 8戶分支分配式、 8 - 32戶集線式） ；射頻加解擾系統（群加群解、分兩段、按頻道單解） ；視頻數字分段加解擾系統；有線電視網路防盜播系統；數字有線電視產品與數字mmds （微波）系統；通用型防雷供電器，射頻自動控制供電器，可尋址控制供電器；電源防雷保護產品；過流分支、分配器，分流器、陷波器、電源插入器，衰減器、均衡器等。 -
In the first part of the paper, the explicit form of difference equation and periodic boundary condition is derived in cartesian coordinate system. secondly, the dispersive characteristic is analyzed in cylinder coordinate system for many high power microwave devices use cylinder sws. and then the method is extended to calculate the band structure of 2 - d photonic crystal, a modified yee ’ s grid is introduced to calculate the dispersive characteristic in the case of triangular lattice, so that both square lattice and triangular lattice cases can be solved in cartesian coordinate system
周期電磁結構的一個重要應用就是用作高功率微波器件中的慢波系統，考慮到目前大部分高功率微波器件的慢波系統多採用圓柱周期結構，在論文第四章中，在圓柱坐標系下，給出了差分方程和周期性邊界條件的具體形式，同時編寫程序，分析了milosws ，盤荷慢波結構的色散特性。 -
Ultralow noise microwave cryoelectronic system
超低噪聲微波低溫電子學系統 -
Rhl - 2000b is a circulatory exosomatic heating system used for intra - peritoneal hyperthermic perfusion iphp of chemotherapy. the system has a peristaltic pump and a microwave heater, which could provid continual circulatory heating for chemotherapeutic drug and saline water. several pipe with electronic thermometry at entrance or outlet convey the heated
運用熱化療灌注機的體外加熱裝置，將熱效應好的化療藥物和鹽水加熱到45 ，運用體外循環泵將其導入體腔內，並且持續循環通過測溫系統監測出水口，入水口和體腔內的溫度，確保體腔內的溫度維持在42 - 43的治療溫度，並且維持一定的時間，以達到使腫瘤細胞凋亡並沖出體外的方法。 -
This problem could be resolved by using sub - harmonic mixer ( shm ). instead of using mmw lo, shm using microwave signal with frequency equals 1 / 2 or 1 / 4 of mmw lo frequency, thus the technical difficulty and cost of mmw system is reduced remarkably
採用亞諧波混頻器（ sub - harmonicmixer ）可將本振頻率降為基波頻率的1 / 2或1 / 4 ，從而克服了直接採用毫米波本振源帶來的困難，降低了射頻接收機的技術難度和系統成本。 -
In 1992, a. enders and g. nimtz researched the propagation of microwave signal through several different cutoff waveguides with hp8510b network analyzer ( na ) system and hp70820 transition analyzer ( ta ) system. since 1990s, emig, martin and landauer have been investigating the propagation of electromagnetic pulse through a waveguide with piecewise different dielectric constants
1992年，德國科隆大學的enders和nimtz採用hp8510b網路分析儀系統和hp70820轉換分析儀系統研究了不同結構的截止波導中的信號傳播，並計算出調制音樂穿過截止波導的時間小於其在真空中的傳播時間。 -
In microwave system the separate input from various sources must be brought together to give a composite input which is then transmitted and received by radio
在微波系統中，來自各處的分散的輸入必須被匯集在一起，以形成一個綜合的輸入，然後由無線電發送和接收。 -
By the design of microwave electric field mode and microwave mode converter ( mmc ), the thesis participated in equipping an domestic microwave plasma chemical vapor deposition ( mpcvd ) equipment with a quartz glass window and water - cooled stainless steel resonant chamber in 2450mhz / 5 kw, introduced the basic machineries and functions of the sub - systems, including microwave system, gas - route system, vacuum system, detecting system and safeguard system
論文通過微波場型和模式轉換器的設計，參與建立了一套2 . 45ghz 5kw帶有石英玻璃窗、水冷卻不銹鋼諧振腔的微波等離子體化學氣相沉積（ mpcvd ）系統（ mpcvd - 4型） 。論述了包括微波系統、氣路系統、真空系統、檢測系統和保障系統等結構的組成及基本功能。 -
High frequency system in high power resources of millimeter - wave radiation, such as resonator system, it ' s capability performs a vital role in whole high power microwave system. computer simulation is necessary in design process. basing on academic analyzing, simulation of resonator system with computer assistant tools will be very useful to optimize the apparatus designing
高功率微波源中的高頻系統，如諧振腔系統等，其設計性能對整個高功率微波系統起著至關重要的作用，設計過程中的計算機模擬亦是必不可少的。 -
In this paper, it introduces an automatic impedance matching system that can accomplish matching with the dynamic load impedance in highpower microwave system
本文構建了一個能為大功率微波系統的動態負載提供匹配的自動阻抗匹配系統。 -
A monolithic microwave integrated circuit ( mmic ) is a microwave circuit in which the active and passive components are fabricated on the same semiconductor substrate. mmic, having advantages of small size, light mass, high reliability and excellent reproducibility, finds use in a variety of microwave system, especially in airborne radar and space applications
單片微波集成電路（ mmic ）是將有源元件和無源元件都集成在同一個半導體襯底上的微波電路；具有尺寸小、重量輕、可靠性高、生產重復性好等優點，廣泛應用於各種微波系統，特別是機載雷達和衛星通信等方面。 -
Microwave system analyzer
微波系統分析器
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