真空信號 的英文怎麼說
中文拼音 [zhēnkōngxìnháo]
真空信號
英文
vacuum signal-
Any notice required to be given hereunder shall be considered properly given if sent by registered airmail or courier or by facsimile to the address of the other party indicated below or to such other address as the addressee shall have furnished in writing to the addresser and shall take effect on the date of dispatch
根據本協議要求發出的同志,若用航空掛號信寄往、或以快遞或傳真發往另一方的下列所示地址或收件人以書面形式向發件人提供的其他地址,應視為有效送達,並在發送之日生效。Based on mono - pulse radar system and the analysis of terrain echoes, a geometrical model of air to ground ranging is constituted. by using the signals received from the sum and difference channels of terrain follow radar, a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained. according to the characteristics of the echoes, the theory and method of pass zero detection of difference channel and its applications are discussed in detail
針對一維單脈沖雷達體制,分析了地形目標回波特性;建立了地形跟隨雷達空地測距的幾何關系;利用雷達收發信號,導出了地形跟隨雷達和差接收通道的回波信號表達式,進行了波形模擬,得到了地形跟隨雷達的地面散射產生回波在時域中的特性;根據和差回波特性,闡述了差信號過零點檢測測距的原理和方法及工程實踐中的應用,並給出了真實雷達對外輻射試驗的結果,驗證了文中的模擬。To get in vivo evidences that apoplast calmodulin con 1d regulate plant growth and development process, a chimeric secretion form of calmodulin binding peptide, which contains a signal peptide, a calmodulin binding domain and a c - myc epitope was constructed. the chimeric gene was introduced into arabidopsis. it was expected that the overexpression of this chimeric protein could be secreted into cell wall and bound to apoplast calmodulin, which could reduce the apoplast calmoduin concentration to make an apoplast camodulin " antisense " plant. by observing the potential phenotype change of apoplast calmodulin " antisense " plant, the in vivo function of apoplast calmodulin on plant growth and developmental process could be speculated
但這些多是採用生理學手段和藥理學方法而得出的體外( invitro )實驗結果,為了取得質外體cam在植物生長發育過程中發揮重要作用的invivo實驗證據,根據動物中的一些研究方法,本實驗設計並構建了帶有信號肽、 cam結合肽( can小肽) 、 epitope ( c - myc )融合基因的載體,並將融合基因通過真空滲入法轉入擬南芥,預期過表達的融合蛋白將會被分泌到細胞外並與質外體cam相結合,這樣就會抑制質外體cam的功能,從而可以構建質外體cam的「反義」植株,通過觀察質外體cam 「反義植株」的表型改變,就可以推斷質外體cam在植物生長發育過程中的功能。Vacuum system and imaging signal in environmental scanning electron microscope
環境掃描電子顯微鏡中真空系統特點及成像信號分析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。3. the new microwave power supply ( mps ) can work in vacuum and its power measurement is convenient. the output power could be adjusted with the change of control voltage, and the reflecting power could be gotten by measuring the output voltage of attenuator and detector
( 3 )可在真空下穩定工作的新型微波源功率的測量較為方便,通過改變控制電壓的大小可以調節輸出功率,通過測量衰減檢波器的輸出電壓信號可實現反射功率的測量。This paper develops a whole - course alarm unit for pulsing vacuum high - pressure steam sterilization to monitor hydraulic pressure, vacuumizing ability, sterile time, sterile pressure and drying time. the unit alarms if any parameter mentioned above is out of order
現特設計一種滅菌全過程監測的報警裝置,可對水源壓力、高壓蒸汽滅菌器真空度、滅菌器夾層壓力、滅菌器內室壓力及計時進行實時監測,當任一程序在使用中出現異常時,報警裝置將發出準確部位的報警信號,提醒工作人員及時排除故障,保障滅菌效果。However, the sellers shall notify the buyers by fax or telex and furnish the latter within 15 days by registered airmail with a certificate issued by the competent authorities at the place of occurrence attesting such event or events
但賣方須用傳真或電傳通知買方,並須在15天以內以航空掛號信件向買方提交事故發生地權威機構出具的證明以證明此類事故。The main contributions to the study on the flashover of insulators in vacuum are as follows : 1. a set of test system for the studies on flashover of insulators in vacuum has been developed, which consists of vacuum system, electrode system, e - dot pulse voltage measurement system, surface charge measurement system, current monitor system and luminescence signal measurement system
本文主要完成了以下工作: 1 .通過設計加工真空及試驗電極系統,研製e - dot沖擊電壓測量系統、真空中表面電荷測量系統、沖擊電流和表面微弱光信號測量系統,建成了國內第一套用於研究真空中絕緣子沿面閃絡現象的試驗平臺。Representing 3d movement by sound is on the basis of kinematics, acoustics, physiological acoustics, psychological acoustics and etc. by the means of analysis, processing and synthesis of digital signal, 3d sound is achieved and output by earphone or speaker. the goal of research is reflecting the moving characteristics of the object in the real world by processed sound in real time
用聲音表現三維運動是以運動學、聲學、人類生理聲學、心理聲學等研究成果為理論基礎,以數字信號分析、處理、合成為實現手段,以耳機或揚聲器為輸出工具,實時合成能夠反映等同三維真實空間中運動物體特性的聲音信號。Parameter collection interface circuit of vacuum circuit breaker is a vital important electrical interface
摘要真空斷路器的參數採集介面電路是為主系統需要採集機械信號參量的重要的電介面。Satellite laser altimeter return waveform is sensitive to the vertical canopy structure and the change of underlying ground elevation. it is optimal for mapping forest structure. the return waveform and the processing method are described. the relationship between laser waveform and canopy structure parameters is explored ignoring the clumping effects. the clumping caused that structure parameters are different from the actual value. to solve this question, a model by 3 - d canopy structure parameters is needed
星載激光測高儀的回波信號能夠靈敏反映地面植被組成和地表高度的變化,因此能夠用於探測森林地貌;首先對星載激光測高儀的森林回波信號及其處理方法進行了介紹,探討了在不考慮植被聚集情況下,植被組成與回波信號之間的關系;由於植被的聚集效應,例如樹葉群集成樹冠,會導致植被組成參數與真實值之間存在差異,這需要建立關於三維的空間分佈模型加以解決。Vsdv vacuum source or signal dump valve
真空源或信號轉換閥In signal space, speech enhancement is adopted to effectively suppress the noise and increase the discriminative information embedded in noisy speech signal. however, the speech distortion introduced by enhancement, as well as the residual noise, is a very adverse factor for recognition
在信號空間,利用語音增強有效抑制噪聲,提高輸入信號中的鑒別信息,但增強帶來的語音失真和增強后的剩餘噪聲是對語音識別非常不利的因素。The acceleration sensor has been developed using mems technique, microelectronic technique, and vacuum electronic technique. it can be widely used in navigation and aerospace, industry automation and car airbag control and so on. the research of such kind of acceleration sensor is of great scientific significance
該傳感器集固體器件和真空電子器件的優點於一身:具有抗輻射、溫度穩定性好、快響應、高靈敏、高解析度、低電壓、低功耗、信號處理電路簡單、體積很小等優點。It is not in cosmic space which is empty of anything, but in the world which is full of such familiar things as grasses, flowers, birds, utility poles and signals
那裡並不是真空的宇宙空間,而是一樣是有花草、鳥、電線桿和信號等親切事物的世界。Our business scope includes research, development, design and production of following products : vacuum and high pressure equipment for environmental cleaning, parking and revenue control systems, vehicle emergency lights and sirens, audible and visual signaling, lighting, cable connectors, plugs and receptacles used for mining ; sale of the self - produced products ; and provision of technical service and technical consulting
經營范圍為高壓及真空環境清潔設備,停車場電子收費系統設備,車用警燈和警報器,可視和可聽的信號燈和報警設備,礦用燈具、連接器、插頭和插座的研究、開發、設計、生產;銷售自產產品以及提供配套服務;技術服務和技術咨詢。By the late 1950s, for instance, the holdover designs of vacuum - tube tv sets forced new transistor - based models to receive only vhf signals until engineers could revamp the sets some years afterward
舉例來說,由於1950年代末,真空管電視機的設計過于老舊,新的電晶體機種被迫只能接收vhf信號,過了好多年,工程師才得以大幅修改電視機。One - dimension noise subspace - based method always assumes that only the minimum eigenvalue of the signal covariance matrix is the noise eigenvalue, and the corresponding eigenvector is the true noise vector and constructs the one - dimension noise subspace
基於一維噪聲子空間方法始終認定只有信號協方差矩陣的最小特徵值才是噪聲特徵值,其對應的特徵向量才是真正的噪聲向量,並構成一維噪聲子空間。Aerospace series - elements of electrical and optical connection - test methods - part 702 : electrical elements - measurement of signal distortion of couplers
航空航天系列.電氣及光學連接元件.試驗方法.第702部分:電氣元件.耦合器的信號失真的測量分享友人