濾質器 的英文怎麼說
中文拼音 [lǜzhíqì]
濾質器
英文
ma filter-
Two high q bandpass filters at millimeter wave band based on substrate integrated waveguide ( siw ) and low temperature co - fired ceramics ( ltcc ) are designed in this thesis, and one is realized
本文主要講述了基於介質集成波導( siw )技術和ltcc工藝的毫米波頻段高q濾波器的研製。The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator
基片集成波導的基本概念是利用基片的上下金屬板和兩排間隔一定距離的金屬孔構成波導的金屬壁,由於每排金屬孔孔間距遠小於波長,因此由縫隙泄漏的能量很小,這相當于內部填充了介質的矩形波導,所以能夠用矩形普通波導實現的結構也都可以用基片集成波導來實現,比如功分器、濾波器、天線、耦合器、振蕩器等。Assist in solving air filter panel processes, supervise the quality control the cast and trace it for the whole die casting process
協助解決空氣濾清器的加工,對壓鑄件的產品質量進行即時監控,並對產品質量進行全程跟蹤。The basic technologic scheme on microwave transmission, currently maturate and advanced microwave transfer technology and equipment, efficiency slot gap antenna, character quality filter, mixer, exact crystalloid concussion apparatus, power backspacing technology, pre - distortion adjustment. furthermore, the technologic schemes practicing using multilevel microwave transfer technology in some areas such as lengshuijiang is introduced in the paper
採用了當前比較成熟、先進的微波傳輸技術和設備,如高效的縫隙天線、高品質濾波器、混合器、高精密的晶體震蕩器、功率回退技術、預失真校正技術,結合工程實際,設計了湖南電廣網路33家合資公司的mmds無線微波數字電視覆蓋的基本技術方案,和個別地區(冷水江市數字微波工程)的多級微波傳輸的具體技術方案。3. with comprehensive improvement of transponder including structural adjustment to lna ; optimization of ( phase locked loop ) pll filter ; structural adjustment to the transmitter and phase error adjustment to the intermediate frequency demodulation circuit, we have successfully enhanced sensitivity, expanded dynamic range, increased transmitting power and improved the spectrum purity ; decreased capture time for pll ; improved the signal quality after demodulation ; reduced its volume and power consumption. 4
3 、對通信機的全面改進,包括lna結構的調整、鎖相環環路濾波器的優化、發射部分結構的調整以及中頻解調電路的相差調整,提高了系統的接收靈敏度、改善了本振的頻譜純度、減少了鎖相環的鎖定時間、使中頻解調后的信號質量大為提高,同時還減少了體積、節約了系統的功耗。The research is focused on the influence of the size of the coupling port, coupling line and the capacitive metal rods in cutoff waveguide on the gap impedance
研究結果表明:模雙間隙腔連接截止波導段的耦合口的尺寸主要影響輸出腔的外觀品質因數,而耦合接頭的粗細和電容性銷釘的大小和插人深度對截止波導濾波器的調諧具有重要影響。The mathematic models of sampling and reconstruction are analysed respectively, and an important conclusion is got, that oversampling can decrease high frequence distortion of d / a output signal and the difficulty of designing lowpass filter. as a result the signal quality is improved
分析了采樣和重構的數學模型,得出了一個重要結論:過采樣可以減少d / a輸出信號的高頻端衰減失真,可以降低低通濾波器的設計難度,從而提高波形質量。Acceptance of the mass filter
濾質器的接收容限In structure, there is no need of using a substrate with high dielectric constant to reduce the filter size, and it is suitable to be buried into the substrate and thus easy to integrate with other sub - modules to form a single, miniaturized, multifunction module
結構上,不需要使用高介電常數的介質來降低濾波器尺寸,並且適于埋入介質層內與其他次模組整合成單一、微小化之多功能模組。Fini air treatment systems for industry are composed of refrigerating dryers, filters for separating impurities, condensate drain cocks, water - oil separators, tanks and all other components necessary for adapting the compressor room to your needs
工業用的fini空氣處理系統由冷藏乾燥器組成,專用於壓縮機房的空壓機由濾波器分開雜質,排水閥,水油分離器,氣罐和全部必要的其他零部件等適合你的需要。The aluminium shell of fuel filter and its relevant fittings of our company are shaped by cold extrusion technique which has high strength, light weight, good entirety and simple assembling and other features
我公司提供的鋁質汽油濾清器殼體及配件,是採用冷擠壓工藝成形的,具有強度高,重量輕,整體性好,裝配簡易等特點。We can not only provide the fuel filter shell and fittings of beths, audi, boma, faw, santana and so on but explore other aluminium products with various shapes complying with requirements from customers
我們既能為客戶提供奔馳、奧迪、寶馬、紅旗、捷達、桑塔納等車的汽油濾清器殼體及配件,也能應客戶要求,為客戶開發特需形狀的鋁質產品。There is a great market demand to utilize the active power filters ( apf ) to reduce the harmonics of the power system and improve the power quality in china
伴隨著我國電能質量問題治理工作的深入開展,利用有源電力濾波器( activepowerfilter ,縮寫為apf )進行諧波治理將會具有巨大的市場應用潛力。In this paper a multi - passage controlling tactic composed of infinity impulse filter is presented to solve the problem in theory, but actual effect must be verified by experiment in future
文章嘗試採用由無限脈沖濾波器組成的多通道控制策略,從理論上解決源噪聲信號採集問題,其實質效果還有待於後續實驗驗證。Furthermore, it is easy to use different control strategy in the digital inverter, so different pwm control can be used, in order to optimize the design of output filter and improve the output performance
同時,在數字變換器平臺上可以方便地實現各種控制策略,達到進一步優化輸出濾波器參數、提高輸出電能質量、提高變速恆頻電源整體效率等目的。High quality epitaxial sto / ybco multilayers can be fabricated due to their similar crystal structure and small lattice parameters mismatch. the filter made from sto / ybco thin films shows high tunable speed, low microwave loss and high power handling capability. so sto / ybco multilayers have attracted much interests for electronically tunable filter in the last decade
因此,利用高質量sto / ybco外延薄膜研製的濾波器具有響應速度快、微波損耗低、調諧范圍大、承載功率高等優點,是一種極具競爭力的電調濾波器技術方案,也是當前的研究熱點和開發重點。There are many types and models of filter available in the market and each of them has different processing mechanism and devices. they are basically elements for removing impurity, softening water or sterilizing bacteria
售濾水器種類繁多,處理機制及裝置各有不同,主要包括去除雜質水質軟化及殺菌等處理單元,其種類及功能如下表:K method fft the echo signal, and transform it to the ? k domain, it is the most effective method to implement the 2 - d sar shifting filter. however, stolt interpolation will increase the imaging time, and will influence the quality of the image
波數域成像演算法是sar二維移變濾波器的最有效實現,但是stolt插值運算將帶來附加的計算量並且頻域插值精度對成像質量有一定影響。In the ship motion control, the heading angle of ship is affected badly by the wave disturbance. if the wave filter is applied, the high frequency effect of the wave disturbance can be reduced greatly and the control performance can be improved
在船舶運動控制中,海浪干擾對船舶的航向輸出具有很大的影響,而運用海浪濾波器可以有效的消除海浪干擾,提高船舶的控製品質。Quadrupole mass filter
四極濾質器分享友人