underground circuit 中文意思是什麼

underground circuit 解釋
地下線路
  • underground : adj 1 地（面）下的。2 隱蔽的，秘密的。3 （電影，報刊等）標新立異的，試刊的，試驗性而非正式的。4 ...
  • circuit : n 1 （某一范圍的）周邊一圈；巡迴，周遊；巡迴路線[區域]；迂路。2 巡迴審判（區）；巡迴律師會。3 【...
  1. Guide for the application of faulted circuit indicators for 200 a, single - phase underground residential distribution

    200a單相地下住宅分佈用故障電流指示器的應用指南
  2. According to the rule of mine safety regulations, an intrinsically safe pilot circuit with perfect performance for underground motor intelligent protective systems is put forward, which can effectively avoid the phenomenon of self - starting that is caused by the earthing of control lines before starting motors, at the same time, can reliably cut off the switches to ensure the safety of underground production under operation condition no matter what the faults of short circuit, open circuit and earthing in the control circuits happened

    根據煤礦安全規程規定設計了性能完善的本質安全型先導電路，起動前它能有效地防止因控制線接地造成自起動現象的發生，而且在運行中無論控制線發生短路、斷線還是接地故障，它均能可靠跳閘，確保生產的安全，該先導電路的性能指標達到了國內領先水平。
  3. Sharks help underground racing circuit introduction

    鯊魚幫地下車賽游戲攻略
  4. Sharks help underground racing circuit games

    鯊魚幫地下車賽小游戲
  5. Sharks help underground racing circuit games - 4455 miniclip games

    鯊魚幫地下車賽小游戲- 4399小游戲
  6. Sharks help underground racing circuit

    鯊魚幫地下車賽
  7. " up town fortune " project is located in harbin city xuefu road with the circuit of diangong road and zixing street. a total construction area is of 600, 000 square meters, of which commercial area is of 100, 000 square meters and 100, 000 square meters of underground parking, residential area is of 300, 000 square meters, 40, 000 square meters of office space for public buildings, 60, 000 square meters shop along street

    「福順尚都」項目位於哈爾濱市學府路與工電路、自興街合圍處，總建築面積60萬平方米，其中商業建築面積10萬平方米，地下停車場10萬平方米，住宅建築面積30萬平方米，公建寫字樓4萬平方米，臨街商鋪6萬平方米。
  8. Thermoplastic - insulated underground feeder and branch - circuit cables

    熱塑性塑料絕緣的地下電源線和支路電纜
  9. According to the safety requirements of underground electrical equipment, an excellent intrinsically safe pilot circuit is designed, the fault characteristics and protection principle of asynchronous motor with single speed and double speed used in underground are simultaneously analyzed, the function parameters corresponding to the fault protections for high capacity motors are determined. at the same time, module program design method and compiled monitoring program and function subprograms are emphatically described

    根據礦井生產安全要求，設計了性能優良的本質安全型先導電路，分析了單速異步電動機和雙速異步電動機的各種故障特徵和保護原理，確立了每種故障保護的動作指標，介紹了結構化程序的設計方法，設計了監控程序及各功能模塊程序。
  10. Major improvement works under the programme include refurbishment of concourse and platform areas, increasing the number of passenger lifts in mtr stations, improving air - conditioning in underground mtr stations, enhancing the public address system and closed circuit television, etc. this rolling programme of station improvements is targeted to be completed by 2006

    主要的工程包括翻新大堂及月臺、添置更多的乘客升降機、改善地底車站的空調設備、廣播系統及閉路電視等。整項計劃預計於二六年完成。
  11. According to the present actual underground power system which neutral point is grounded through arc suppression coil in many supper big shaft, the development history and present situation of synthetic protection system used in hv flameproof switchgear are reviewed, and on the basis of analyzing the problems existed in high voltage flameproof switchgear, the selective leakage protective method based on the detecting harmonic direction of zero sequence current as well as the value of zero sequence voltage is proposed in this paper, and at the same time, harmonics extracting schematic and transforming circuit are also designed

    本文深入系統地研究了基於intel80c196kb單片機控制的6kv防爆開關綜合保護系統，主要內容如下：針對大型及特大型礦井供電系統中性點普遍採用消弧線圈接地方式的現狀，回顧了國內外礦用高壓防爆開關保護系統的發展歷史，分析了目前國內高壓饋電開關保護系統所存在的問題，提出了「基於零序電壓基波啟動，五次諧波功率方向比較」的選擇性漏電保護原理，設計了相應的五次諧波提取電路和功率方向鑒別電路。
分享友人
分享到 Line

分享到臉書