電橋測試 的英文怎麼說
中文拼音 [diànqiáocèshì]
電橋測試
英文
bridge test-
Among various fabrication techniques of thin film, the sol - gel process has gained much interest for the preparation of pzt thin film, due to ihe advantages of good homogeneity, easy control of composition, low in - ill i reaving temperature, easy formation of large area thin films pb ( zrxti : - k ) 0 :, ( pzt ) films were prepared on the ito coated glass plates and low resistor silicon wafer in sol - gel dip - coating process associated wi di heat treatment : at different temperatures and characterized by x - ray diffraction ( xrd ) and transmission electron microscopy ( tem ). lt is shown that the pzt ferroelectric thin films with ( 110 ) preferred orientation and well - crystallized perovskite structure can be obtained after annealing at 680 ? for 30 minutes on ito substrate and at 800 " c for lornin on silicon substrate
Pzt的制備方法有很多,其中溶膠?凝膠( sol - gel )方法可以和集成電路( ic )光刻工藝相互兼容,處理溫度低,有大面積塗敷性能,能精確地控制組分,無需復雜的真空設備,成本低廉,所以對于集成鐵電薄膜電容的應用這種方法有很廣闊的前景。本文利用sol - gel技術在摻錫的in _ 2o _ 3透明導電薄膜( ito )襯底和低阻硅襯底上成功地制備了pzt鐵電薄膜。運用了x射線衍射, sawyer - tower電路和lcr電橋分別對薄膜的晶化溫度,結構和電學性能進行了測試。When those ptvs are sequentially loaded to cut ( circuit under test ) from intelligent fault diagnosis system, homologous prvs ( parallel response vector ) are taken back. through test response analysis by expert system, intelligent fault diagnosis system can detect all fixed ' 1 ' logic fault, fixed ' 0 ' logic fault, and detect the majority of multi - line short circuit fault
當這些ptvs從pc機中依次加載到被測電路板后,相應的prvs (并行響應向量集)可以獲取供診斷系統進行測試響應分析,從而檢測出固定邏輯故障和橋接故障。Engineering earthquake safety evaluation of the nuclear power station dam site and brige etc. seismic gonation and microgonation, earthquake disaters estimation and mitigation, engineering structure ' s dynamic characteristic etc
核電站、大壩、大型橋梁等重大工程的地需安全性評價;地震區劃和小區劃,震賃評估、預測及其減賃對策,工程自振特性和環境振動測試,爆破公害的控制設計等。Manufactures and supplies components for precise and reliable measurement of pressure, level and vacuum on processes involving corrosive, viscous, clogging fluids
-主要有lcr數字電橋系列電容測量儀,電感測量分選系列漏電流測試儀系列耐壓測試儀。" field observation of high rock - fill dams and feedback data analysis " and " dynamic analysis of high earth and rock - fill dams and aseismatic measures ", the concepts and methods obtained in the above two consulting items were creative and evaluated by the ministry of electric power as being of international level. the research findings were adopted in such large - scale projects as the tianshengqiao water contral project, ming tombs water control project. dahe water contral project, ming tombs water control project, dahe water control project and lianhua water control project and awarded the second prize of scientific and technical advancement of the ministry of electric power. ( 2 ) the research on the stress - strain correlation of dam construction materials was awarded the second prize of scientific and technical advancement of the ministry of electric power. ( 3 ) the result of the field observation test and computational analysis for the tailing dam improvement project of xuzhou power plant was adopted by the east - china design institute of electric engineering with considerable economic benefit. ( 4 ) the result of the geotechnical test and data analysis of wenfu mine project was applied in the project with considerable economic benefit. ( 5 ) the field observation and data analysis of the kezier reservoir project provided a solid base for ensuring the normal operation and management of the reservoir
「高堆石壩原位觀測和反潰分析研究」及「高土石壩動力分析及抗震工程措施研究」咨詢項目提出了具有開拓性的觀點與方法,經電力工業部鑒定評為國際先進水平,該兩項成果已應用於天生橋、十三陵、大河、蓮花等大型工程獲電力工業部科技進步二等獎; 「壩料土動力應力應變關系的研究」咨詢項目獲電力工業部科技進步二等獎, 「徐州發電廠灰壩加固工程勘測試驗與計算分析」咨詢成果已被華東電力設計院設計采納,工程效益顯著; 「甕福磷石膏渣場工程土工試驗與數值分析」咨詢成果已應用於國家重點工程甕福礦肥基地建設,效益顯著; 「克孜爾水庫工程原型觀測數據庫與資料分析」咨詢項目為水庫運行與管理提供了有力保證。Measurement about the radio - frequency sensitivity of the priming system based on the bridge - wire
基於橋絲式電火工品射頻感度測試方法的探討Design the configuration parameter of the electromagnets using magnetic circuit theory, and check the temperature increase of the electromagnet. and design a power device using igbt with electric and electron theory. it can supply the electromagnets excitation current which changes regularly on a given rule
對于彎扭矩檢測系統,運用應變儀的原理,在試件上的合適位置加貼應變片並組成惠斯登全橋差動電路,檢測出實際加載在試件上的彎矩和扭矩的大小。It will effect the system in safety and running economy directly > test of tradition past the method is an usage to give or get an electric shock the bridge method or direct current to press to decline the method to proceed to measure, and the electric current for producing of is only in the ma class which ca n ' t broke through the oxidize surface
高壓斷路器是電力系統中最重要的控制和保護設備之一,它對系統的安全、經濟運行有著直接的影響。以前傳統的測試方法是使用電橋法或直流壓降法進行測量,所產生的電流僅在ma級,不能擊穿觸頭氧化膜。In the transversal vibration test of the steel supporting post on the flange of qinshen railway bridge, the practical techniques of instrument selection, the provision of static eliminater and the way of data sampling are mainly discussed
摘要針對秦沈線橋上翼緣板接觸網鋼柱的橫向振動測試,著重論述了儀器的選型、抗靜電干擾措施以及數據採集中的具體技術。The thesis finished a sample instrument used in measurement node. it is based on 8 - bit micro controller unit and has smart functions including auto calibration, auto scale change and auto balance of whetstone bridge. the data can be processed, stored, transferred and displayed in the sample device
本文完成了測試系統中基於16位微處理器的網關的硬體架構和軟體實時多任務內核的設計;研製了基於8位微處理器的具有自校正、自動量程轉換及測試電橋的自動調平功能的測試節點樣機;實現了測試節點的數據處理、存儲、顯示和傳送;繪制並編寫了測試節點的硬體電路圖和軟體源程序。For recent years, adsl has world widely employed and widely used in many aspects such as vod, remote medical treatment and e - shopping etc. but we noticed that the traditional telephone networks are designed for the transmission of low frequency signals, and the adsl ' s frequency rang is from 0 to 1. 104mhz, so we must confront the signal attenuation, the loop line noise impairments, the crosstalk interferences, the bridge tap reflections and the rf disturbances problems and many other problems when transmitting the adsl signals one the telephone networks
近幾年來, adsl在世界范圍內得到充分的使用,廣泛應用於視頻點播、遠程醫療、網上購物等各個方面。但是由於電話線網路是專門為傳輸低頻信號而設計,而adsl的頻譜范圍在0 1 . 104mhz內,因此在傳輸adsl信號時,面臨著信號衰減、線路噪聲、串音干擾、橋接抽頭反射和射頻干擾等等多方面的問題,這就要求在adsl開通之前對線路進行一系列的測試。Since its establishment, newbridge has invested in a variety of industries, including consumer food and beverage, semiconductor packaging and testing, port services, hotel and property management, steel, banking, software development / integration, telecom / communications, pharma and financial services
新橋投資自創立以來,新橋投資已投資涉足多個行業,包括餐飲業、半導體封裝及測試、港口服務、酒店和物業管理、鋼鐵、銀行、軟體開發/集成、電信/通訊、醫藥和金融服務。For the convenience of test, varied circuit chip defects caused by the production process are abstracted as all kinds of models. at present the commonly used fault models mainly consist of stuck - at fault, stuck - open fault, bridge fault, store fault, delay fault, etc. testing methods based on voltage testing mainly aim at stuck - at fault model and have also obtained satisfactory result in research for many years. bridge fault is tested easily by quiescent power supply current ( iddq ) testing method. in regard to stuck - open fault that is difficult to testd by quiescent power supply current ( iddq ) and voltage testing, it can is tested by the dynamic current ( iddt ) testing
為了便於測試,我們將生產過程中集成電路出現的多種多樣的缺陷抽象為各種模型。目前常用的故障模型主要有:固定故障,開路故障,橋接故障,存儲故障,時滯故障等。電壓測試主要針對固定型故障模型,多年的研究也取得了令人滿意的結果; cmos電路中的橋接故障則宜用穩態電流測試方法( iddq )測試;對于電壓和穩態電流難以測試的開路故障,可以使用瞬態電流測試( iddt )的方法進行測試。The feasibility and effectiveness of the iddt testing are both validated by experiments. at last, transistor bridging faults are simulated based on iddq testing and gate bridging faults and stuck - at faults based on voltage testing through detaching a pattern pair into two independent patterns
最後,把一個輸入向量對看成兩個獨立的向量,分別採用穩態電流測試方法和電壓測試方法模擬橋接故障的晶體管級故障和橋接故障的門級故障及固定故障。In the pressure characteristic test, a new method of testing pressure difference is brought out. with an entire bridge circuit and two pressure sensors, the structure is simple but the result is of high precision
電液伺服閥壓力特性實驗中,提出利用兩只壓力傳感器通過全橋電路測量差壓的新方法,該方法硬體結構簡單,測試精度高。Based on the testing principle of wheatstone bridge, a simple testing system is set up with two cascaded amplifiers and two cascaded butterworth lowpass filters. the varying voltage is tested by the system as the pressure is changed. experiment data are obtained, which also prove the feasibility of the design and the process flow
5 .基於惠斯頓電橋的測量原理,利用兩級放大電路和兩級巴特沃思低通濾波電路搭建了一簡單的測試電路系統,成功地檢測出了輸出電壓的微小變化值並得出了一些初步的實驗數據,驗證了晶元設計和工藝流程的正確可行性。And then, a method of load - flow low - pressure measurement was proposed in the light of the hydraulic - resistance theory of servo valve. the validity of the method was proved by the experimental results. therefore, the measurement of the characteristic of load - flow and no - load flow can be realized by using this method
然後根據電液伺服閥的液橋理論提出了一種負載流量低壓測量方法,在所開發的測試系統上,利用電液比例閥模擬流量測量裝置對所提出的方法進行了試驗驗證,實現了利用低壓流量計和壓力傳感器進行電液伺服閥負載流量特性和空載流量特性的測量。Psychologist philippe tobler and colleagues at the university of cambridge, u. k., told 14 volunteers that they would get a monetary reward, a 20 pence coin ( worth about 40 cents ), every time they passed a test on a computer
英國劍橋大學的心理學家菲利普?托卜勒及其同事,告訴14位志願者,他們每通過一項電腦測試,就能得到一枚面值20便士(約合40美分)的硬幣作為獎賞。Summarizing the development statement of monitoring technology for bridge, based on principle of pulse laser ranger detection and fiber - optic strain measurement, in view of the problem affected by single - chip inherent feature, integrating the goodness of cpld device and single - chip, using a / d converter to measure the count quantization error, a strain measurement system is worked out. the above system chiefly consists of light source, optic fiber sensor, photo detector and signal processing circuit
本文綜述了國內外橋梁監測技術的發展概況,在深入研究脈沖激光測距和光纖應變測試原理的基礎上,針對單片機固有計數頻率低、計數量化誤差大和延時不固定等不足,結合cpld計數頻率高、延時小而固定和單片機控制功能強的優勢,並採用模數轉換技術設計計數量化誤差測量電路,提出了基於激光脈沖時間測量法的光纖應變測量的方案。The portable dc bridge is a device for measuring resistance that be applied widely to field - testing of electric power system
摘要攜帶式直流電橋是一種電隊測量儀器,在電力系統現場測試中應用極廣。分享友人