無光導電 的英文怎麼說
中文拼音 [wúguāngdǎodiàn]
無光導電
英文
daraf dark conduction- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
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Aiming at the problem that the system of passive interference and photoelectricity counterdevice antagonizes the missile of resisting naval vessel, the paper expatiates main structure, work principle and used foreground speediness reaction capability of servocontrol system of photoelectricity interference applied to capital ship and medium - sized ship
本文針對艦載無源光電干擾系統對抗反艦導彈的問題,闡述了大中型艦艇光電干擾伺服控製表統的組成結構、工作原理及應用前景。艦載光電干擾伺服控制系統採用機電式穩定平臺結構。Laser tracking interferometry, which is a developing absolute distance measurement technology, is extensively applied in large - scale high accuracy assembly and inspection of product lines in aerospace, automobile, machine building and water and electricity construction
激光跟蹤測量是近年來發展起來的一種無導軌精密測長技術,可以應用於航天航空、機械製造及水電建築等行業的大型機械現場組裝與安裝。The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser
大功率半導體量子阱激光器是一種性能優越的發光器件,具有壽命長、閾值電流密度低、效率高、亮度高以及良好的單色性、相干性、方向性等特點,廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。材料的外延生長是整個激光器器件製作的基礎,對器件的光學和電學性能有著重要的影響,生長不出優質的材料體系,獲得高性能的器件就無從談起,因此,材料的外延生長便成為了整個半導體激光器製作過程之中的重中之重。Multiferroelectric magnetoelectri materials have a spontaneous polarization that can be reoriented by an applied electric field, a spontaneous magnetization that can be reoriented by an applied magnetic field. these materials have been exploited as transducer, waveguides, switches, phase inverters, modulators, etc. which also find a lot of technological applications in radioelectronics, optoelectronics, microwave electronics in instrumentation
這類材料同時具有鐵電和鐵磁材料的性能可以應用到傳感器,波導器件,轉換器,相位倒相器,變頻器,調節器等,在無線電電子學,光電子學,微波電子學等領域的發展具有重要意義。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。Three primary jamming methods used on laser - guided bombs are : laser angle deception jamming, active laser suppressive jamming and passive electro - optical jamming
摘要對激光制導炸彈的主要干擾方式有3種:激光角度欺騙干擾、激光有源壓制干擾和光電無源干擾。Personal computers can be linked together by fibre - optic cables, capable of carrying almost infinite amounts of data
(許多)個人電腦能夠由光導纖維電纜連接在一起,從而能夠傳輸幾乎無限量的數據。Railtech international is the world leader in manufacturing a wide range of railtrack products such as track maintenance equipment , conductor rails , insulators , rigid catenary systems, fasteners, ballastless track … our staple products being rail welding with the alumino thermic ( at ) method or electric flash butt welding
拉伊臺克國際有限公司是一家製造多種鐵道產品的專業化公司,產品包括鐵路養護設備、導電軌、絕緣子、剛性接觸網系統、扣件、無渣道床、等等… ,其中的主導產品是鋼軌鋁熱焊及閃光對接焊產品。Al - doped zno thin films are emerging as an alternative potential candidate for ito flims recently. al doped zno thin films also can obtain a tunable band gap. especially, zno : al thin films with high c - axis orientated crystalline structure along ( 002 ) plane are potential device applications in broadband ultra - violet
Al摻雜的zno薄膜不僅具有與傳統ito薄膜相比擬的光電性質,而且原材料豐富、價格低、無毒、沉積溫度低、熱穩定性高,在氫等離子體環境中具有很高的化學穩定性,不易導致太陽能電池材料活性降低。Moreover, it is a compatible raw material under the terms of the food sanitation law. also, through the use of newly developed complex technology, we have given this coating excellent non - adhesion, low friction and sliding capabilities, etc. thanks to these capabilities it has become possible to adjust the surface treatment performance to match a wide range of application purposes, equipment, etc
聚氨酯本身具有耐磨損性,高摩擦系數特性,還有防止靜電的導電特性,保證工廠安全的自動溶解特性,亦可用作食品衛生法對應的原料,此外通過最新開發的復合技術具備了無粘性,低摩擦性,光滑性等諸多優點,用途更廣泛,可適用於各種器械的表面處理施工。Flexibility, processability, low cost, interesting optical - electric properties and so on make organic materials be a good substitute for inorganic ones. modification of inorganics by organics can change surface properties of inorganics, for example, frictional, optical, electrical, chemical and biocompatible properties. on the other hand, many interests have been shown to integration of functional organics in si - base devices because of their great promise in optoelectronic, micro - electronic and sensor applications
通過對無機半導體材料進行有機改性,可以改變無機材料的表面化學性質,生物相容性質,光電性質等等,因此,有機無機復合材料在光電器件、生物傳感、微電子器件的應用領域有著很好的應用前景,尤其是在微電子工業中廣泛使用的硅材料與有機光電材料的復合更是備受關注。The production team had already shot on location ; creating a battle scene involving thousands of soldiers and horses from the chinese military and cavalry posing as the mighty army of the qin dynasty, battling in the yellow river forest of rocks in faraway jinsu province and the jinxi plains of beijing
電腦特技顧問在拍攝前期已開始參與研究電腦模型製作的程序,分析在質感及燈光效果上的相互配合動畫師則按照導演所拍攝的燈光效果套用於模擬之無重力實驗室,令場景的環境真假難分。In this paper, pure and doped ktp crystals were grown from the flux using a top - seeded method, and special technique have been used to lower the electrical conductivity to three orders of magnitude than common flux ktp, the values is up to 10 - 10 ( cm ) - 1, this overcame the shortcoming that common flux ktp cannot be used in e - o application field because of having higher electrical conductivity. the growth condition, doped elements and annealing technology were investigated. single crystals of ktp with high quality and big z - cut cross section were obtained by optimizing the parameter of crystal growth
本實驗採用頂部籽晶熔劑法生長了純的以及不同摻雜的ktp晶體,用特殊工藝處理技術將普通熔劑法ktp的電導率降低了三個數量級,達到了10 ~ ( - 10 ) ( cm ) ~ ( - 1 ) ,解決了普通熔劑法ktp晶體由於離子電導率太大而無法用於電光應用領域的困難;對ktp晶體的生長條件、摻雜元素以及退火工藝等進行了研究,通過優化生長工藝技術參數,突破了工藝技術生長難關,得到了高光學均勻性、具有大z切面的ktp單晶。The purpose of this thesis is to develop the laser assisted wet chemical etching on the gaas substrate. the main contents and contributions include : 1 ) laser - assisted wet mask - etching method and poles - etching method have been proposed laser - assisted wet mask - etching method is that the area which need not etched is covered by mask film, and the uncovered area is processed by laser induced wet etching
本文的工作就是圍繞半導體gaas基片的激光化學誘導液相腐蝕技術開展的,主要的研究結果和創新之處如下: 1 )提出了激光誘導液相抗蝕膜掩蔽法和電極腐蝕法抗蝕膜掩蔽法是指在基片表面不需要腐蝕的區域用抗蝕膜覆蓋,激光照射在無抗蝕膜區域,對基片進行腐蝕。This article analyses the operation principle of the semiconductor laser power in detail, and demonstrates the feasible scheme of the main part of the power according to the special request under the quasi - successive working way, designs the corresponding hardware circuits and software procedures which implement the accurate automatic control of timing, steady voltage and invariable current power supply without pulse voltage and surge current for digital display semiconductor laser power
本文深入分析了半導體激光電源的工作原理,根據準連續工作方式下的特殊要求,論證了電源的主要環節的可行性方案,設計了相應的硬體電路與軟體程序, (實現了定時的精密自動化控制、數字式顯示機半導體激光電源的無脈沖電壓、無浪涌電流的穩壓恆流供電。Semi - automatic cutting machine, straight strap and 45 - degree diagonal cloth rolling machine suitable for cloth, adhesive - bonded fabric, tent, umbrella, sponge foam, leather, reflective material, plastic, paper, two - side glue, acetate fabric, reinforced belt, conductive cloth, copper, foil and other materials of various width straight
半自動切捆條機及直紋, 45度斜紋卷布機適用於布料,無紡布,帳篷,雨傘,泡棉,皮革,反光材料,塑膠,紙張,雙面膠,醋酸布,補強帶,導電布,銅箔等材料各種寬度直條, 45度斜條的卷布及裁切。Due to the unsuitable performance of the material used presently in rapid prototyping based on stereolithography ( sl ) process, the technology can not make the practical parts which are good in performances ( such as electrical - conducting, magnet - conducting ) and only used to models. these shortcomings block the generalization and application of this new technology seriously
目前光固化快速成型工藝所用的材料缺乏合適的性能,使得該工藝無法直接成型具有功能性(如導電性、導磁性等)的零件,加工出的零件一般只能作為模型,這嚴重阻礙了該種先進技術的推廣與應用。A novel method of electrostatic suspension was developed. this article briefly discusses the basic concept, schematic setup and optronic feedback system of the electrostatic suspension. when taking an aluminum plate and a compact disc ( cd ) as the suspended objects respectively, it is measured the electrostatic forces acting on the objects under different electrode voltages and different electrode - object gaps. the experimental results show that the electrostatic forces are sufficient to levitate both of the suspended objects, namely the electrostatic suspension method is practically feasible. compared to the conventional magnetic suspension, the significant characteristic of the electrostatic suspension is that it is capable of suspending most of the conductive and / or nonconductive, magnetic and / or nonmagnetic objects. therefore, this method can be widely applied to realize the electrostatic suspension and non - contact manipulation of the precision objects
本文提出光電反饋式靜電懸浮的新方法,簡要討論靜電懸浮的原理、裝置及其光電反饋控制過程.採用鋁片和cd光盤作為懸浮體,測定了不同靜電電壓和不同懸浮間距時的靜電懸浮力,揭示了它們之間的相互關系.結果顯示這兩種懸浮體均可獲得足夠的靜電懸浮力,證明了靜電懸浮的可行性.靜電懸浮方法的顯著特點是既適用於導電體與非導電體的懸浮,又適用於磁性體與非磁性體的懸浮,克服了傳統磁懸浮技術僅適用於磁性體的局限性,可廣泛應用於精密元器件的懸浮與非接觸無損操作In transmission systems, the structure or path along which the signal is propa - gated, such as wire pair, coaxial cable, waveguide, optical fiber, or radio path
在傳輸系統中可傳播信號的結構或路徑,如導線對、同軸電纜、波導管、光導纖維或無線電路等。Characterizing the hgcdte photovoltaic devices by laser beam induced current technique
激光束誘導電流譜無損檢測技術的應用分享友人