空端開關 的英文怎麼說
中文拼音 [kōngduānkāiguān]
空端開關
英文
dead-end switch-
And it can be divided into four phases of urban tourism of china, in which there are different characteristics. ( 2 ) the evolutive rules of urban tourism of china are as follows : 1 ) the exoteric extent of tourism notion is more and more swell ; 2 ) the form of urban tourism renovate with the development of cities ; 3 ) the layout of urban tourism inner and outer is from close and complanate to exoteric and tridimensional ; 4 ) the sustaining system of urban tourism is from absent to as clear as a bell, and will reach a rational and advanced extent. 5 ) the social delamination of urban tourism is form stern to syncretic ; 6 ) the evolvement tendency of urban tourism should be generalized as a curve of accumbent " s ", which present a course makes up of low - grade development, high - speed development and balanced development
主要觀點歸納如下： （ 1 ）城市旅遊是基於城市的發展而發展的，中國城市旅遊可分為古代、近代、現代和后現代四個階段，分別對應於前工業文明時期的城市旅遊、工業文明萌芽時期的城市旅遊、全面建設工業文明和后工業文明因素初露端倪時期的城市旅遊，以及邁向信息時代的城市旅遊，其間體現出不同的城市旅遊發展特徵； （ 2 ）經歷不同發展的時期，中國城市旅遊表現出如下的演進規律： 1 ）城市旅遊觀念開放程度逐漸增強，對城市旅遊的容納度日趨加大，對城市旅遊地位的認識從忽視到關注再成為生活的必要因素； 2 ）旅遊形式從單一走向多元，新的旅遊形式隨城市發展層出不窮； 3 ）城市旅遊的內外部空間聯系從封閉平面走向開放立體，達到網路化、連綿化、分區化、立體化布局； 4 ）城市旅遊支持系統從缺失走向健全，達到理性高端； 5 ）城市旅遊社會分層從森嚴走向融合，經歷了「小眾旅遊」 、 「大眾旅遊」 ，最終發展到「全民旅遊」 ； 6 ）城市旅遊產業演變態勢可以概括為一條橫臥的「 s 」曲線，表現為低開?高走?平穩發展。Placed in the wall on bed head, the bed head unit integrate various service units including medical gas terminals, various kinds of electric device outlet, lights and air - conditioner switch, telephone or data interface, and bed lamp.
醫用床頭設備帶置於床頭墻面，將醫療氣體終端各類電器設備插座照明或空調開關電話或數據介面床頭燈等各種服務設施歸為一體，有效地利用了墻面的空間。When pump is applied force downward and moves, the lower check valve is closed, the fluid in the pump is extruded and charges upward out of upper check valve, then flows into upper pump chamber, because that the piston has volume, some fluid flow out of outlet due to the reduce of spatial fluid volume in upper pump chamber
當泵的柱塞受力向下移動時，下止回閥關閉，泵中的液體受擠壓而向上沖開上止回閥而流入上泵室中，由於柱塞本身佔有體積，部分的流體因上泵室內空間流體積的減少而自出口端流出。The current transformer is fully enclosed structure. the terminal p1 of the primary winding is as the static contact of the switch cabinet and placed inside the epoxy - resin insulation cavity
本型電流互感器為全封閉結構，其一次繞組的p1端子，直接作為開關櫃中的靜觸頭被設置在環氧澆注的絕緣空腔內。By introducing advanced pdl technology from new zealand and relying on the numerous electric suppliers and a skilled workforce in dongguan, the factory focuses its production on lv terminal electrical accessories such as wall switches, sockets and etc., so as to enhance our competitiveness and consequently fill the gap in this field
該廠引進紐西蘭pdl的先進技術，利用東莞當地眾多的電子元件供應商優勢及人才優勢，主要生產墻壁開關、插座等低壓終端電氣配件，填補了施耐德電氣產品在低壓終端產品在這一領域的空白，從而增強整體競爭優勢。In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del
均質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck系數採用標準四端子法于he氣氛下在zem - 1上同時進行測量；熱導率採用激光微擾法（ tc - 7000 ）于真空狀態下進行測量；其次，在對均質材料cosb _ 3和bi _ 2te _ 3熱電傳輸特性研究的基礎上，對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的界面溫度進行了優化；為了使結構梯度bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的溫度范圍內具有最佳的熱電性能，本研究同時對梯度結構熱電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計；第三，通過兩步放電等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3熱電材料；採用理論計算的方法研究了梯度結構熱電材料平均seebeck系數和溫度的關系；同時為了驗證設計的結果，本論文對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端溫度之間的關系及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。The result, two years of r & d on, is a launch collection of six styles, each made from japanese steel, each with patent - pending and each dispensing with anything extraneous to focus on assorted new mechanisms : a flat bar with sections that open out to keep it in place once passed through the button - holes ; an s - bend that swivels to lock into a square shape ; and, most radically, a cufflink with a twist mechanism that, rather than pull the two ends of a shirt - cuff together, creates a space between them, making room for an outsized watch
經過兩年的研發，該公司的成果是發布了一個由6種款式組成的系列，每種款式都由日本鋼鐵製造，每種都將申請專利，每種都省去了無關的設計、將重點放在各式各樣的新裝置上：一塊扁鋼條，上面附有向外張開的部件，使袖扣穿過紐扣孔后就能固定住；能夠旋轉的s型彎曲，可以固定進一個正方形的外形中；更為激進的是，一款具有扭曲設計的袖扣不是將襯衫兩端連接在一起，而是在它們之間創造出一定空間，為一隻特大號手錶留出了地方。The main research work are summarized : geographic spatial data storage and sharing in gml format, svg format encoding and visualization ; geographic spatial data organization and conformity with object - oriented relation database ; the data parsing and format transforming among gml, svg and shape file ; a general framework establishing and a prototype development of web gis server software system in a multi - tiered distribute structure utilizing soap / web service
主要研究內容包括：地理空間數據的gml編碼存儲與共享和svg格式編碼與地理信息的可視化表達；地理空間數據的組織以及它與關系對象數據庫的整合； gml 、 svg和shape格式的解析與轉換；用soap / webservice技術構建分散式多層體系的webgis服務器端軟體系統的總體架構和原型系統的開發實現。Based on study of spatial database and related technology, on the platform of oracle spatial plus mapx of maplnfo, and against the background of developing chongqing expressway comprehensive management system, this thesis elaborates on the making of electronic map and its loading to database, the storing model of spatial data as well as the adding, amending, deleting, selecting, and inquiring of spatial objects. it also lists the basic approaches to develop gis project based on such a spatial data storing model at length
本課題根據對空間數據庫和相關技術的研究，選用了oraclespatial和mapx為開發平臺，以重慶高速公路綜合管理系統的開發為背景，深入研究了oracle9i空間數據庫技術，透徹分析其理論，研究了mapinfo公司的mapx4 . 5的技術細節，重點是其對空間數據庫支持方面的技術細節和gis應用系統開發的總體模式，主要是在空間數據庫平臺下客戶和服務器端的連接模式。This dissertation introduced the development of mobile communication firstly, then given out the key technology of next generation communication, discussed the promising diversity technology. mimo and stbc is given out in the next chapter, simulation results proved the benefitial of mimo and stbc. some channel estimation methods are introduced subsequently, the channel estimation method based on orthogonal design is proved better than ls ( least square ) algorithm
本文就是以這一背景而展開的。本文以移動通信發展的歷程為開端，介紹了下一代移動通信中的關鍵技術，重點介紹了將會得到廣泛應用的分集技術，接著給出了下一代移動通信系統中將廣泛應用的mimo技術和空時編碼技術，模擬結果證明了該技術將會帶來顯著的性能增益。分享友人