low-noise line 中文意思是什麼

low-noise line 解釋
低噪聲線路
  • low : adj 1 低的;淺的,矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • noise : n 1 聲音,聲響。2 叫喊;嘈雜聲,噪音;喧鬧聲;吵鬧,騷動,騷擾。3 〈古語〉謠言,風聲。4 〈美國〉...
  • line : n 1 線;繩索;釣絲;測深度用繩,捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  1. Our company is specialized in producing mini - type precision low noise electric motor bearing motorcycle bearing british system and part non - standard bearing. in line with the quality policy " quality excellent creating enterprise famous brand, aspiration high occupying market excellence " and by means of the unremitting efforts of the whole staff, our company has become a fairly high scale bearing manufactured enterprise with a annual productive capacity is 20, 000, 000 sets of bearing and the output value is more than 40000000 yuan

    公司專業生產微小型精密低噪間電機軸承摩托車軸承英制及部分非標軸承。本著「品質精純創企業名牌一志當高遠領市場風騷」的質量方針,通過全體員工的不懈努力,已形成年產軸承2000萬套,產值4000多萬元的具有一定規模的軸承製造企業。
  2. If input sigmal is supwrimpsed with high - frequency noise, use a low - pass filter in the input signal line

    若輸入信號伴隨高頻干擾,應在線里用高頻過濾器。
  3. The fiber raman amplifiers ( fras ) are more and more attractive for its particular virtues such as on - line, wide band, and low noise etc, and they are very fit for dense wavelength division multiplexing ( dwdm ) system of next generation charactered by its super large capacity and long transmission distance. fras are unsubstitutable in the fields such as optical fiber communication over the ocean, long haul transmission and exploitation of the entire low - loss band of fiber

    光纖拉曼放大器因其特有的在線、寬帶、低噪聲等特點而越來越被人們關注,是一種非常適合下一代超大容量、超長距離dwdm系統的光放大器,尤其是在海底跨樣光纖通信、超長距離光纖通信以及開發整個光纖低損耗窗口等方面有著不可替代的優勢。
  4. For recent years, adsl has world widely employed and widely used in many aspects such as vod, remote medical treatment and e - shopping etc. but we noticed that the traditional telephone networks are designed for the transmission of low frequency signals, and the adsl ' s frequency rang is from 0 to 1. 104mhz, so we must confront the signal attenuation, the loop line noise impairments, the crosstalk interferences, the bridge tap reflections and the rf disturbances problems and many other problems when transmitting the adsl signals one the telephone networks

    近幾年來, adsl在世界范圍內得到充分的使用,廣泛應用於視頻點播、遠程醫療、網上購物等各個方面。但是由於電話線網路是專門為傳輸低頻信號而設計,而adsl的頻譜范圍在0 1 . 104mhz內,因此在傳輸adsl信號時,面臨著信號衰減、線路噪聲、串音干擾、橋接抽頭反射和射頻干擾等等多方面的問題,這就要求在adsl開通之前對線路進行一系列的測試。
  5. Moreover, computer - aided design for power - line filter and discussion on implementation of intelligent equipment of noise measurement and suppression are also introduced, results show that the discrimination network based on splitter / combiner has better hf performance with low insertion loss and good rejection capability, however, it is more expensive

    結果表明,基於分相器混和器的噪聲分離網路具有更好的高頻特性,且網路插損和噪聲模態抑制特性能夠滿足工程精度要求,但網路製造成本較高。
  6. Noise characteristics analysis of ofdm system in low - voltage power line communication channels

    的低壓電力線通信系統通道噪聲特性分析
  7. Inford caster factory produces with advanced equipment, latest technology and the best raw material, which ensure that our products are agile and durable, and can be wearable ; resist to impact, chemicals, high or low temperature ; non - marking and protecting the floor and running with no noise. our products are widely used in every walks of life and are selling well both home and abroad. they are in the top range in the line of casters no matter in sales or in quality. moreover, we are able to designand develop make - to - order products to fit you all kinds of demands

    我廠採用先進的設備、最新的科技,最好的材料保證腳輪使用靈活方便,經久耐用,在不同的場合具有耐磨、抗沖擊、抗化學品腐蝕、耐低溫、耐高溫、行駛無輪印、保護地板、噪音小等的性能。
  8. System scheme of speech coding plus spread spectrum communication was presented based on a full analysis of noise characteristic, attenuation characteristic and impedance characteristic of low - voltage power line. spread spectrum carrier ( abbreviated as ssc ) technology is adopted to overcome problems existing in signal transmission over power line. high quality, low rate mbe compression algorithm was used to complete speech encoding and decoding

    在對低壓電力線路的噪聲特性、衰減特性和阻抗特性三個方面充分分析的基礎上,本文提出一種語音編碼+擴頻傳輸的系統總體方案,採用擴頻載波( spreadspectrumcarrier ,縮寫為ssc )技術克服電力線傳輸信號存在的問題,採用語音合成質量高並具有較低碼率的mbe壓縮演算法完成語音信號的編解碼。
  9. It is characterized by luxury, beautiful looking, comfort, good stability and low noise, suitable for transporting passengers in inland rivers and hk - macao line

    具有豪華美觀舒適穩性好噪音低的特點,適于內河和港澳線的客運。
  10. We decide to use seven - sections coupled - line filter after comparing the various filter circuits, and complete the quantitative analysis and optimization design by ads, hfss etc. ( 2 ) three - stages fet low noise amplifier according to the lna ’ s design theory and guide line, we decide to use ne3210s01 fet and choose the form of three - stages, thus we can achieve high stability, low noise and high gain

    通過對各種帶通濾波器電路方案進行比較,確定採用七階平行耦合微帶濾波器,並利用ads , hfss等工具進行了定量的理論分析和優化設計。 (二)三級聯低噪聲放大器根據微波lna設計原理及指標要求,我們選用ne3210s01系列低噪聲管,並採用三級放大的形式,以期獲得高穩定性,低噪聲,高增益。
  11. Its test results indicate : voltage mode inverters with high frequency link have the advantages such as high frequency electrical isolation, simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, low audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type high power density, high efficiency and low cost asi

    設計的1kva270v 10 % dc / 115v400hzac單極性移相控制雙向電壓源高頻環節逆變器原理試驗表明,這類逆變器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換( lfac / hfac / lfac ) 、功率密度高、雙向功率流、音頻噪音低、變換效率高、網側功率因數高等優點,為新一代高功率密度、高變換效率、低成本航空靜止變流器奠定了關鍵技術基礎。
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