衰耗器 的英文怎麼說
中文拼音 [shuāihàoqì]
衰耗器
英文
pad-
The opinions of experts on this subject are as follows : people in middle age are in a more stable stage of life, while people in old age have entered the deterioration stage. since people in old age engage in less activity and suffer from physical depletion, they should reduce their intake of food accordingly. otherwise, it is very easy for them to become overweight, which is a great enemy to the health of the elderly
專家的看法:人到中年,屬于穩定期,進入晚年,更是衰老期,人步入晚年,活動減少,消耗減少,因此食量也應相對的減少,否則極易造成肥胖,而肥胖是老年健康的大敵,人到老年期,一切機能都在衰退中,如不適量地減食,會造成消化器官負擔過量,易染胃腸疾病。Second, the insertion loss is low. third, the attenuator range is big. at last, the device can work well in a large temperature range
經過測試,器件的技術指標比較理想:器件能夠實現單模傳輸;插入損耗比較低;衰減范圍比較大;能在較大的溫度范圍內工作。A new kind of optical waveguide and its application in optical attenuator
一種新型光波導及其在光衰耗器中的應用Standard test method for measuring load induced subsidence of an intervertebral body fusion device under static axial compression
測量在靜態軸向壓縮下椎間體融接器件的負載引發衰耗的標準試驗方法In other way, the telephone line expander which has many characteristics just as the little of declination, the far distance of communication, the convenience of using and protecting can transmit tone signal directly and is suitable for the performance of telephone line
同時,電話線路擴容器直接傳輸音頻信號,適合電話線路特性,具備衰耗及串音小,通話質量好和通信距離遠,使用及維護簡便等優點,具有廣泛的應用前景和使用價值。We have demonstrated a novel voa based on high birefringence fiber loop mirror, which has many advantageous characteristics such as a simple structure, high flexibility, polarization independence, low insertion loss and low price, etc. experimental proof shows that it is convenient to realize the control of optical power by using this voa
2 .利用雙折射光纖環鏡設計並製作了一個結構簡單的可調諧光纖衰減器,具有靈敏度高,偏振無關,低插入損耗和低成本等特性。實驗證明它可以很方便的控制光功率。 3 .提出了一種由布拉格光纖光柵和高雙折射光纖環鏡共同構成波長選擇器件的摻鉺光纖激光器。Fibre optic interconnecting devices and passive components - basic test and measurement procedures - part 3 - 7 : examinations and measurements - wavelength dependence of attenuation and return loss
纖維光學互連器件和無源元件.基本試驗和測量程序.第3 - 7部分:檢查和測量.波長衰減函數和回波損耗Second, the mode fields of a strip waveguide and some slab waveguides have been simulated by applying finite - difference time - domain ( fdtd ) method. the curvature radius ; vicinity coupling ; transition loss and power attenuation of a s - shape bend waveguide have been analysed numerically by employing wide angle finite - difference beam propagation method ( fd - bpm ), as well as the coupling loss of optical fiber and waveguide. in addition, the framework of the s - shape waveguide laser has been
其次,應用時域有限差分法,結合波導模式理論對條形與平面波導進行了模場模擬;應用廣角有限差分光束傳播法,對s形彎曲波導的曲率半徑、鄰近耦合、過渡損耗、功率衰減以及波導與光纖的各種耦合損耗進行了數值分析,並在此基礎上,對s形波導激光器的結構作了初步設計。This equation solving method overcomes the shortcomings of simulation software on thermal field analysis, strongly complements the commonly used 1 - d temperature distribution to analyze thermo - optic devices in literature. the results avoids complicated form of solutions provided by fourier transform method, and thereafter lend itself to analyze the influence of thermo - optic to attenuation characters and power consumption in waveguide
這種方法克服了模擬軟體在熱場分析上的不足,是對現有文獻多數採用一維溫度分佈作為熱光器件分析的有力補充,也避免了傅立葉變換法的復雜形式,為後面分析熱光效應對器件衰減性能和功耗的影響打下了基礎。Practical implementations of quantum key distribution systems use attenuated laser pulses as the signal source rather than single photons. the channels used to transmit are lossy. on the basis of above two points, a combining eavesdropping strategy of intercept - resend and beam - splitting is discussed in terms of eavesdropper ' s technology requirement and detection efficiency and dark count of single - photon counter
主要工作包括以下三部分:一、基於實際量子密鑰分配( qkd )系統中所使用的強衰減的激光脈沖不是單光子,量子密鑰分配的通道不是無損耗的,光子計數器存在探測效率和暗計數以及竊聽者的技術能力也不是無限的這些具體問題。In wavelength division multiplexing ( wdm ) optical communication networks, power equalization and adjustment between channels demand variable optical attenuator ( voa ) be capable of providing low power consumption, low insertion loss, polarization independence, integration compatibility and flatness in a wide wavelength range. among the presented voas, thermo - optic type owns superior polarization dependence upon electro - optic one, and thermo - optic voa can be driven with much lower power than micro - electro - mechanic system ( mems )
在波分復用( wdm )光通信網路中,多通道間的功率均衡和調整需要具有良好特性的光可變衰減器( voa ) ,這些特性包括:低功耗、低插入損耗、偏振無關、易於集成以及大波長范圍內的通帶平坦性。Moreover, using the local nonlinear feedback loop technique of this invention attenuates the voltage signal of the sigma - delta modulator, therefore decreasing the power consumption of the overall sigma - delta modulator system
同時,應用本發明之局部非線性回授?路法亦可以使得積分三角調變器整體系統的電壓訊號衰減,因此可以使得積分三角調變器整體系統的幼率消耗降低。In the optical fiber transmitting system, attenuation of fiber affects transmitting efficiency directly, the lower attenuation is very important because it affects the sensitivity frequently. the choice of join form and fixation method is also important for it will make large wastage. so we must pay attention to the join and fixation form when designing sensors
從分析中得出,在光纖傳輸系統中,光纖的衰減直接影響光纖的傳輸效率,低衰減特性非常重要,因為它常常會影響測量靈敏度;光纖與光探測器之間的連接形式和固定方法如果選擇不好也會造成較大損耗,為此在設計傳感器的同時,特別注意了與光纖的連接和固定方式。分享友人