叉指換能器 的英文怎麼說
中文拼音 [chāzhǐhuànnéngqì]
叉指換能器
英文
interdigital transducer-
On the basis of saw technology, this thesis designs a saw humidity sensor. include the design of idt ( interdigital transducer ), the thin film as well as the frequency measurement system
在對saw傳感器技術進行研究的基礎上，本文設計了一個saw濕度傳感器，包括idt （叉指換能器）的設計、薄膜的設計以及頻率測量系統的設計。To utilize property of saws propagating, it can be made including delay lines, passband filters, oscillators and pitch filters. surface transverse wave ( stw ) was used the configurature of reflective metal - strip grating between the two interdigital transducers, and made the shear horizotal ( sh ) wave on the surface of the piezoelectric substrate, but not to deep in
聲表面橫波（ surfacetransversewave ，簡稱stw ）是採用在兩個金屬叉指換能器之間加入短路柵的隔離板結構使剪切水平波（ shearhorizontalwave ，簡稱sh波）被嵌制在壓電基片表面上，而不是沿壓電基片內傳播的聲表面橫波形式。Brief introduction the model kx920 wheel is one of the series leading products made in our works that is well received both at home and abroad for its reaso - nable design, beautiful contour, and advanced norms. by adopting of three - ele ment torque converter, fixed - axle type pcwer shifing transimission box, in = bub reduction, double - axle drive, hinged frame, all hydraulic steering, and clamping brade. the loader has such features as : large power reseve, fi - neaccelerating performace, comfortable operation, wide field of vision, it " s muti = function, high - effic ient and flexible engineering machinery. mor - eover, it can be equipped with many kinds of working attachments such as flat fort, muti - fnction bucket, and snow plow, so it may be used for loading and unloading, transporting, piling and leveling materials in various kinds of projects. mines, enterprises and city. welcome friends both at ho - me and abroad to visit our factory and to order our products
Kx920裝載機是我公司生產的系列主導產品之一，該機設計合理，外形美觀，指標先進，在國內外享有盛譽.它選用三元件液力變矩器，定軸式動力換檔變速箱，輪邊減速，雙橋驅動，鉸接式車架，全液壓轉向，汽液鉗盤式四輪制動，手動鉗盤式停車制動，反轉連桿機構，動力儲備大，加速性能好，駕駛舒適，視野寬廣，是一種用途廣，效率高，機動靈活的工程機械.備有平叉，圓木叉，多用途斗，推雪板，側翻，抓草機等多種工作裝置，因此廣泛用於各類工程，工礦企業和城鎮的物料，垃圾裝卸，運輸，堆垛，平整等作業，歡迎國內外朋友們來公司參觀，選購The input impedance of the interdigital saw transducer is measured by the equivalent circuit method. the experimental results show that the synchronized frequency of 9. 586 mhz, the acoustic radiation resistance of 44. 6 and the static electrode capacity of 194pf all agree with those design values
用自行設計的等效電路測量方案，測量了表面彈性波馬達換能器的輸入阻抗，實驗結果顯示表面彈性波換能器的共振頻率為9 . 586mhz ，輻射聲電阻為44 . 6 ，叉指電極靜電容為194pf 。The emphases of our research works are as follows : under ultra - low temperature ( about 0. 236k ) conditions, how the frequency and power of the saw and the source drain voltage influence the acoustic current ; and the relationship between the source drain current and the split - gate voltage ; and how to find the cut off voltage of the quasi - 1d electron channel ; and also the frequency character of the idt in the saw parts
研究的重點為，在甚低溫（ 0 . 236k ）下，通過實驗研究表面聲波的頻率和功率，源漏偏壓等因素對聲電電流的影響;研究準一維電子通道中不同源漏電流與分裂門負偏壓的關系，以找到分裂門的鉗斷點電壓;以及研究聲表面器件叉指換能器的頻率特性等。In this paper 5 function modek equivalent circuit model and p matrix representation of idt are expounded. the principle of energy transfer efficiency of energy transfer and frequency response of combinational acoustic pathes are also expounded
本論文闡述了叉指換能器的6函數模型、等效電路模型和p矩陣表示方法；耦合器能量轉移的原理、能量轉移效率；組合聲路的頻率響應。On the 128 degrees rotated, y - cut and x - propagation substrate of linbo3, the interdigital saw transducer of 400um in electrode pitch and 100um in electrode strip is designed and fabricated by the technique of photolithography
在128度旋轉， y向切割， x向傳播的linbo _ 3晶片上，設計、並用光刻技術製作了電極周期為400 m ，電極線寬為100 m的叉指型表面彈性波換能器。分享友人