通天軸 的英文怎麼說
中文拼音 [tōngtiānzhóu]
通天軸
英文
cardan shaft-
The prime meridian, which runs through greenwich in south - east london, became the basis for the world ' s time keeping in 1884 after the first astronomer royal, john flamstead, calculated that the earth rotated on its axis once every 24 hours
1884年,首位皇家天文學家約翰法蘭姆斯坦算出地球每隔24小時繞軸自轉1次,使得通過倫敦東南格林威治的本初子午線成為全球計時基準。The recording chart on an autographic rain - gauge is mounted on a drum which is driven by clockwork and typically rotates round a vertical axis once per day
自記式雨量器的記錄表卷在記錄筒上,該筒由時鐘裝置推動,通常軸心垂直,每天自轉一周。One new type double backspin rotor type sand mixing machine passes technique appraisal of qingdao tianheng machinery co., ltd. this machine adopts double rotor configuration researched internationally ; the rotor is installed on different output axis of same reducer, which produces comparative cross cutting speed by using rotors with different speed that makes sands get strong cutting and friction force. therefore, it can reduce clay and quicken sand mixing
一種新型雙逆轉子式混砂機在青島天恆機械有限公司通過技術鑒定,該機採用國際首創的雙轉子結構,其轉子安裝在同一減速器的不同輸出軸上,利用兩個軸的不同轉速使轉子間產生相對交叉剪切速度,使砂子受到的沖剪及搓擦力加強,從而減少粘土團,加快砂子的混合。Searching satellite is to change the azimuth angle and pitching angle by making antenna circumrotate azimuth axis and pitching axis with controller, so antenna can point itself to different satellite according to the demands
尋星就是通過控制器的控制使天線圍繞方位軸和俯仰軸旋轉,從而改變天線的方位角和俯仰角,使天線根據要求對準不同的衛星。Along the central axis there are the porch, entrance hall, middle hall, main hall, the first chamber room, the second hall and the second chamber room. each hall has an entry and between two halls there is an open lane tianjing, on which a little attic with a wing or dormer window is constructed for skylight and air circulation
中軸線由前而後,依次為門廊門廳轎廳正廳頭房二廳二房,每廳為一進,廳之間用小天井隔開,天井上加小屋蓋,靠高側窗水窗或天窗採光通風。Along the central axis there are the porch, entrance hall, middle hall, main hall, the first chamber room, the second hall and the second chamber room. each hall has an entry and between two halls there is an open lane ( tianjing ), on which a little attic with a wing or dormer window is constructed for skylight and air circulation
中軸線由前而後,依次為門廊、門廳、轎廳、正廳、頭房、二廳、二房,每廳為一進,廳之間用小天井隔開,天井上加小屋蓋,靠高側窗(水窗)或天窗採光通風。The antenna test turntable automatic test system used the multi - machinecollecting and distributing controlling mechanisms in this article. the lowerposition machine realized the real - time control of the electrically controlledsystem and the goniometric system, keeping the communication with the upperposition machine, and fed back the turntable condition information, and so on ; the upper position machine realized the data acquisition of the various axialangles, the transmission of the control command and the monitoring of thecurrent turntable running status, and so on
本文所研製的天線測試轉臺自動化測試系統採用的是多機集散控制機制? ?下位機實現對轉臺電控系統、測角系統實時控制並保持與上位機通信以及反饋轉臺狀態信息等工作;上位機實現轉臺各軸角度數據採集、控制命令發送以及監視當前轉臺運行狀態等工作。In airborne synthetic aperture radar ( sar ), antenna stabilization platform is used to isolate antenna pointing, which is stabilized through controlling the platform axis ' rotation, from the vehicle ' s varying attitude and dynamical vibration
摘要機載合成孔徑雷達中,天線穩定平臺用於隔離載機的姿態變化和機械振動對天線指向的影響,並通過伺服系統控制平臺支承軸的轉動穩定波束指向。The machine can be used in components of automobile and motorcycle, astronautic apparatuses, chips of integrate circuit electronics, packages of food, drink and cigarettes, keys of mobile phone, batteries, electric apparatuses, fittings and peripheral equipments of computer, ironware tools, stainless steel wares, electric products, communication products, medical devices, sanitation, cleaning and bathing wares, clocks and watches, jewelries, industrial bearings, electric wire and cable, garment. it can mark both words and graphs
廣泛應用於汽車、摩托車零部件、航天航空器件、集成電路晶元、食品飲料煙草包裝、手機按鍵、電池、電子元器件、電腦零配件及外設、五金工具、不銹鋼器具、電器產品、通訊產品、醫療器械、衛浴潔具、鐘表、首飾、工業軸承、電線電纜、服裝飾品等眾多領域的圖形和文字的標記Description : beijing yongdingmen hotel as two star class hotels of beijing, already having the management for 25 years, located in happy lin road s no. 77 of chongwen district in peking city, two wreath neighborhoods of the stalk line in south, adjacent and ancient old park : altar of heaven, the lake park of the contented station, the dragon pond, away from large shopping in asia company s city - 100 glory world trades for only 500 meters, transportation convenience, the shopping tour convenience, is your ideal place for night, transact, meeting, amusement
永定門飯店是一家二星級飯店,已有二十五年的經營歷史,座落在北京市崇文區安樂林路77號,南中軸線二環附近,毗鄰古老園林:天壇陶然亭潭湖公園,離亞洲大型購物商城-百榮世貿僅500米,交通便利,購物旅遊方便,是您住宿辦公會議娛樂的理想場所。Wafangdian electric bearing production co., ltd. is located in wafangdian industrial park of liaoning province, the cradle of chinese bearing, endowed with pleasing scenery, beautiful environment, convenient transportation and superior geological location as well as advantages in land transportation, oversea shipping air freight and coordinated transportation
瓦房店電力軸承製造有限公司位於中國軸承的故鄉遼寧省瓦房店市工業園區,這里風景宜人環境優美交通便利地理位置優越不論是陸運海運空運聯運都具有得天獨厚的優勢。S. regeneration system of mustard hypocotyls and cotyledons of 4 days and leaves of 25 days were used as transformation materials, and ms as basic medium supplying different ba ^ naa and kt concentration, we got the optimum explant adventitious bud inducing medium ( ms + 6 - ba3. 0mg / l + naa0. 2 mg / l ). among the three kinds of mustard explants. the cotyledons showed the highest adventitious bud regeneration capacity. and the regeneration capacity of leaf explantswas weaker. and the weakest of hypocotyls
芥菜高頻再生體系的建立以4天左右的葉用和莖用芥菜子葉、下胚軸和25天苗齡的芥菜無菌苗的葉片為外植體,以ms為基本培養基,通過加入不同濃度和不同組合的ba 、 naa 、 kt ,篩選到了外植體不定芽分化的最適培養基( ms + ba3 . 0mg / l + naa0 . 1mg / l )及生根的最適培養基( ms + naa0 . 2mg / l ) 。Due to restriction with the array aperture transition time, traditional phased array radar works under relative narrow signal bandwidth, so this restricts the application of phased array radar in the field where high performance is demanded. however, optically controlled phased array radar ( ocpar ) adopts the photoelectron technology, counteracts the aperture transition time via the method of optical true time delay ( ottd ), so it can realize wide instantaneous bandwidth and squint - free operation ; meanwhile, it can realize the miniaturization of phased array radar and has super anti - electromagnetism interference capability
而光控相控陣雷達採用光電子技術,通過光實時延遲的方法來抵消孔徑渡越時間,可以實現相控陣雷達的寬帶寬角掃描;同時也可以使得相控陣雷達小型化,並具有強的抗電磁干擾的能力;另外,由於光纖傳輸具有損耗低、頻帶寬等固有優點,採用光纖連接雷達天線和雷達控制中心,可以使兩者的距離較採用同軸電纜有較大的提高,更有利於保護雷達控制中心。Theoretically, the main work is the simulation of source excitation. by comparing the advantages and disadvantages of previous methods of source simulation, a novel simulation method of excitation source is presented. the details of the application to microstrip feed, waveguide feed and coaxial - cable feed using this simulating method are given
在fdtd用於天線計算理論研究中本文重點研究了激勵源設置問題,比較了現有的各種激勵源設置方式的優缺點以及它們的適用范圍,在此基礎上,提出一種新的激勵源設置方法,並將其推廣到微帶線饋電、波導饋電、同軸線饋電等天線的通用饋電方式。An organization of visitors, both domestic and foreign enterprises machinery industry experts and scholars, managers, technical personnel, etc. 2. automobile manufacturers, aerospace, power water, electrical, shipbuilding, farm machinery, engineering machinery, oil drilling, mining machinery, transport machinery bearings and other industrial areas, general manager president, procurement manager staff new product research and development, marketing and machinery for the industrial demand, traders and others came to visit
1組織國內外機械行業企事業單位專家學者管理人員技術人員等2汽車生產廠家航空航天電力水利工程電機船舶農用機械工程機械石油鉆探礦山機械交通運輸機械等軸承工業應用領域的總經理董事長采購部經理人員新產品研究開發人員營銷主管及機械工業相關的需求商貿易商等前來參觀。Aerospace series. bearings - spherical plain in corrosion resisting steel with self - lubricating liner, normal series. dimensions and loads
航空航天系列.普通系列自潤滑軸襯耐蝕鋼制關節軸承.尺寸和負荷But ridged waveguide antenna which is small in volume when working at a low frequency band can obtain a high resolution and is suitable in the rubber material measure. one of the features of the paper is that some improvements of fdtd are presented
脊波導天線與普通金屬波導相比,在較低的頻域可以有較小的工作尺寸,因而能達到較高的解析度,且便於與同軸饋線連接,很適合用於橡膠吸收材料的測量中。Secondly, because the band of the traditional microstrip antenna is very narrow. and the isolation can ’ t meet the requirement when the coaxial - line feeding is used to realize the dual polarization. the following work lays heavy stress on analysis of the way of widening the bandwidth and developing the isolation of the antenna
傳統的微帶天線帶寬較窄,採用普通同軸線饋電實現雙極化的時候,隔離度不能夠滿足天線的要求,所以在接下來工作中,重點分析了微帶天線頻帶展寬和隔離度改善的方法。According to the study work of this paper, an automatic six - component strain gauge balance calibration system development scheme was put forwards : the system calibrates the balances in the ecs, and translates the loads to the bcs of the balances with measuring the balance ’ s position changes during the calibration
本文根據1m高超聲速風洞氣動力試驗的總體要求,提出了採用天平校準載荷地軸系全自動加載、並通過天平空間位移測量將校準載荷換算到天平體軸系( bcs )的六分量天平校準系統總體研製方案,並確定了詳細的技術指標。A calculation method and calculation results that show that a new kind of shaped paraboloid antennas can produce a ringy radiation pattern is presented
摘要通過數值計算發現:將拋物線繞通過焦點的非拋物線對稱軸旋轉而形成的賦形拋物面天線可產生環狀的方向圖主瓣(此主瓣指的是主瓣最大值處) 。分享友人