voltage free 中文意思是什麼
voltage free
解釋
無電壓的-
Technique of transmitting data via power line （ pl ） ， a new technique developed in recent years ， is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage ， disadvantage and the current state of the power line carrier communication 。 the advantage ， method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper ， after introducing the principle of ssc ， design of hardware and software of the system are been discussed 。 this system has been put into use ， the result has proved its high stability and reliability
本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺點及現狀，擴頻技術在電力線載波通信應用的優點、方式和現狀，並對低壓電力線網路的特性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上，本文詳細地介紹了電力載波遠程抄表系統的具體實現，包括硬體模塊和管理軟體本系統已投入運行，具有較高的穩定性和可靠性。 -
Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively
高速強力電磁閥的響應性能除了與閥本身的結構和材料有關外，與驅動電壓、驅動電路的設計密切相關，本文通過分析，首先開發出一種高低壓驅動電路，高壓電源是山升壓式dc - dc原理獲取的，低壓由蓄電池本身提供，實現高壓強激和低壓維持的功能，電路中採用有源續流電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續流，加誣了電磁閥的關閉速度；採用自舉吐路，降低了場效應管對驅動電壓的要求。 -
The potential applications of amr include both civil and military communication, especially non - cooperative communications and communication confrontation, such as identifying signals, supervising signals, distinguishing interference, electronic confrontation, analyzing military threat, etc. on the basis of our analysis to the existing research on feature abstraction, the related feature abstraction methods are optimized in this paper, resulting several effective methods such as the feature abstraction based on transformation domain, stepped voltage level analysis, normalized carrier - free spectral energy analysis, squared signal and fourth powered signal analysis, etc. both the decision theory based on recognition algorithms and the artificial neural network ( ann ) based on recognition algorithms is analyzed, and the former is selected as it is more appropriate for this research
調制類型的自動識別廣泛應用於民用通信與軍用通信，尤其是對于非合作性通信、通信對抗，比如：信號確認、信號監控、干擾辨識、電子對抗、軟體無線電、電子救援、通信對抗、軍事威脅分析等。本論文在分析現有研究的基礎上，借鑒了已有的特徵提取方法，對相關調制類型特徵提取方法進行了優化，使用了一些有效的方法，如基於變換域特徵提取方法、梯層電平分析方法、剔除載波后的歸一化頻域能量分析方法、信號平方后的頻譜分析方法、信號四次方后的頻譜分析方法等。通過對基於決策理論和基於人工神經網路兩種識別演算法進行分析，本論文選擇了較適合的基於決策理論的識別演算法。 -
The end result is that the semiconductor and metal form two strips side by side, with all the electrical contacts ? two for sensing a voltage, two for passing a current in and out ? along the free edge of the semiconductor
結果半導體與金屬變成相鄰的長條狀，所有電性接點都接到半導體的露出端：包括兩個用來測量電壓的接點，以及兩個分別讓電流流進與流出的接點。 -
Airline desk, bar lounge, bowling ground, billiards room, clinic, free airport shuttle, gift shop, individual control air - conditioning and heating, internet accessibility, money exchange, night club, satellite tv with japanese, english programs, shopping arcade, ticketing service, translate, additional meeting services, business center, beauty salon, concierge service, coffee shop, gymnasium, sauna and massage, swimming pool, hairdryer in the bedroom, idd, laundry valet, mini - bar, restaurants, secretary service, tennis court, travel desk, 110 voltage converter
商務中心服務周全的商務中心提供各項房預訂傳真復印打字票務預訂確認及秘書翻譯服務。酒店能同時容納500人的國際會議中心富麗堂皇，活動舞臺升降自如，配有六種語言同聲翻譯系統麥克風組合及各類音像會議設備。還有中日美法式豪華洽談室，華茂多功能廳高級行政會議室等多處會議場所可滿足閣下不同會務需求。 -
Insulated cables and flexible cords for installations - halogen - free flexible cables with improved characteristics in the case of fire, type c1, with cross - linked synthetic insulation and with extruded symnthetic sheath of rated voltage up to an including 450 750 v
設備用絕緣電纜和軟導線.額定電壓450 750v合成物.絕緣和擠壓包覆. c1級防火的無鹵素改性的軟電纜 -
This noncontact distributor assembly, which deletes mechanical breaker contact, utilizes ic ignition module assembly free of burn out of contact. therefore it has a higher ignition voltage, higher ignition volume, as well as functions of overvoltage protection, low speed & low voltage protection and power cut upon shut down. these functions are of benefit to improvement to the motive performance, economical efficiency and start up ability of engine while reduce waste exhaust
該無觸點分電器總成取消了機械斷電器觸點，採用了集成電路組成的點火模塊總成，不存在觸點的燒蝕，因此點火電壓高，點火能量大，並具有過壓保護、低速低壓啟動、停車斷電等多項功能，有利於改善發動機的動力性，經濟性和起動性能，減少了排氣污染。 -
Railway fixed equipments. halogen free low voltage power cords and cables used to underground railway network fixed equipment, cables for electric traction or lighting
鐵路固定設備.地鐵網固定設備電牽引或照明電纜用無鹵化物低電壓電力軟線 -
A novel high - power pollution - free smps is presented in this paper, which accomplishes simultaneously the goal of soft - switching pwm, the input / output isolation, the output voltage regulation and three - phase pfc with a single - stage power processor and simple pseudo - phase - shift control circuit. therefore, compared with the normal two - stage system, the single - stage power supply has simpler structure, lower cost, higher efficiency and easier to control. the proposed smps can be used in the three - phase power system, and can output high power over kw - order and input / output ( i / o ) isolation dc power supply
本文提出的新型無污染大功率開關電源正是採用三相三線制輸入電源，利用單級偽相移零電壓零電流開關脈寬調制（ pps - zvzcs - pwm ）全橋變換器完，成功率因數校正（ pfc ）和輸出電壓快速調節、隔離的雙重功能，並且該變換器開關管在零電壓或零電流下通斷，顯著的減小了emi 。 -
A motor that is be directly coupled to a fan - blade or blower - wheel load is to be operated at the applicable test voltage and under no - fan, no - load conditions with the shaft running free
直接耦合到一個風扇葉片或鼓風機葉輪負荷的馬達，將在適用的試驗電壓下做無風扇，無負荷，軸空轉狀態的運行。 -
Insulating, sheathing and covering materials for low - voltage energy cables - halogen - free, cross - linked sheathing compounds
低壓電纜的絕緣護套和包覆材料.無鹵素的交聯護套化合物 -
Insulating, sheathing and covering materials for low voltage energy cables - halogen - free, cross - linked insulating compounds
低壓電纜的絕緣護套和包覆材料.無鹵素的交聯絕緣化合物 -
The high voltage windings is made by sectional aluminium foil with glass fiber and resin casting, the voltage between turns is very low, the partial discharge is very low, there is no cracking, since the expansion factor of conductor and insulation material is similar, it also has the advantages of no corrosion, no pollution, low losses, low noise level, anti - vibration, fire protection, maintenance free, long operating life and high reliability
低壓繞組為銅箔繞制，半干nomex紙做層間和外層絕緣，經乾燥與銅箔固化為一體，散熱好強度高。高壓繞組為分段鋁箔繞制，玻璃絲網架環氧樹脂澆注，層間電壓低，局部放電小，導體和絕緣體膨脹系數相似，不裂壽命長無腐蝕無污染損耗小噪音低抗震阻燃免維護運行安全可靠。 -
Please contact decaveiw by toll - free number : 080 - 088 - 328 between 9am to 6am or e - mail to service @ decaview. com. tw for support. q why does the screen of the display become unstable in different working environment a unstable image usually occur by the electromagnetic wave interference or the unstable voltage
無論是mitsubishi的diamondtron sony的trinitron或是本公司的decatron平面顯示器，只要採用的是直條狀間柵欄技術，都會有這二至三條不等的阻尼線，並隨著螢幕尺寸的加大而增加，所以請您不用擔心。 -
In the field of medium voltage switch apparatus, vacuum circuit breaker has been widely used for its advantage of oil - free, miniaturized and easy access
在中壓開關設備領域中，真空斷路器由於實現了無油化、小型化、便於檢修等優點得到了廣泛應用。 -
It can remove water content, gas, impurity in oil as well as polar material in degraded oil, reduce acid number, medium loss number, remove free carbon and enhance withstand voltage and quality to guarantee operation of electric equipment
可作為電力變壓器大修專用過濾設備，不但能高效去除油中的水分氣體雜質，而且能快速除去老化變質油中的極性物質，降低油液酸值，介損值，除去游離碳，提高油的耐壓強度和油的質量，確保電力設備正常運行。 -
Cables of rated voltage up to and including 450 750 v and having thermoplastic insulation - part 14 : flexible cables, insulated and sheathed with halogen - free thermoplastic compounds
額定電壓為450 750v的有熱塑性絕緣的電纜.第14部分:無鹵素熱塑性化合物絕緣和護套柔性電纜
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