目測星等 的英文怎麼說

中文拼音 [mùcèxīngděng]
目測星等 英文
visual magnitude
  • 目 : Ⅰ名詞1 （眼睛） eye 2 （大項中再分的小項） item 3 [生物學] （把同一綱的生物按彼此相似的特徵分為幾...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 星 : 名詞1 （夜晚天空中閃爍發光的天體） star 2 [天文學] （宇宙間能發射光或反射光的天體） heavenly body...
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 目測 : visualization; [軍事] range estimation; perusal; eye measurement; eye survey; visual measurement...
  • 星等 : [天文學] magnitude; star magnitude; stellar magnitude; brightness
  1. By observing the energy band of hard x - ray, people not only can expand a series of studies to celestial bodies or phenomena of nova and supernova ' s breaking out, nucleus ' s compose, but also many interactional process of thermal braking radiation, synchronal radiation

    硬x射能區的天文觀測一方面可以研究一系列的天體目標或超新星和新星的爆發、核合成等現象，另一方面也可以研究一系列的相互作用的過程：熱韌致輻射、同步輻射等。
  2. In regard to the development of commercial terminals, after the successful development of the first td - scdma cell phone in the world by datang mobile, amoi, hisense, bird, lenovo, cecw, holley, cyit, envada, dbtel, and samsung have all finished the development of their respective solution for commercial terminals ; nearly 20 terminals and data card products were developed, and more than 10 are being tested on networks

    在商用終端的開發方面，繼大唐移動研製成功世界上第一臺td - scdma手機之後，夏新、海信、波導、聯想、 cecw 、華立、重郵、英華達、迪比特、三星等企業目前已完成了各自的商用終端解決方案，並開發出近20款終端及數據卡產品，其中已有10餘款產品進行了網路測試。
  3. Put down the name of the observer, the place and time of observation, duration of observation, cloud cover, the sky s limiting magnitude the magnitude of the faintest star you can see with the naked eye and the number of meteors observed on the data sheet

    流星雨的觀測資料，只要清楚註明觀測者姓名觀測地點觀測時間觀測長度雲量最暗可見星等及流星數目，便已經是一份十分有科學價值的觀測記錄了，很簡單，對嗎？
  4. Further sequence analysis show that only 6 base pairs of nucleotide and 2 amino acids are different between them. the homological cry3aa gene was expressed in escherichia coli. and the expressed products which contain a fused peptide of 66 - 97 kilo - dalton was observed by means of sds - page

    生物活性測定結果表明該菌株對榆藍葉甲（ pyrrhaltaaenescens （ fairmaire ） ）和光肩星天牛等鞘翅目昆蟲具有較高的毒力，因此初步確認該菌株屬于cry3類； （ 2 ）發現該菌株中編碼毒蛋白的基因位於質粒上，並且已經成功地克隆到該基因。
  5. On the river, the lake and the vast ocean, tv program can only be received by the satellite antenna. and so the ship industry and the oil platform urgently require this service on the ocean, that is the mobile satellite tv receiving system on the ship

    在內陸江河湖泊和寬廣無垠的海洋上，電視節目只能通過衛星接收和發送，船運業、海上石油勘測和鉆探等對船載移動衛星電視系統的需求十分迫切。
  6. Or, you might be signed up for so many daily services, such as horoscopes, news services, or personals, that your mailbox is so filled up with “ junk mail ”, that finding the important e - mails through your mailbox might take hours

    或者，你可能注冊了太多的日常服務項目，諸如占星預測、新聞服務、徵友等等，因而你的電子信箱中塞滿了大量的「垃圾信件」 ，要從電子信箱中找到重要信件就可能需幾小時時間。
  7. The software has been used in many projects such as dual - frequency multi - polarization and multi - modes sar system, environment disaster inspection and forecasting sar satellite etc. this dissertation first considers the geometry relations between spaceborne radar and the earth targets

    該軟體已經在雙頻多極化多模式合成孔徑雷達、環境災害監測預報合成孔徑雷達小衛星等多個項目中得到了應用。
  8. Private club aimed at the city s business community. information on facilities, events and membership

    -經營項目包括：測繪測量全球衛星定位導航地理信息系統技術等。
  9. He has been guest observer on many space missions including the hubble sapce telescope and the infrared space observatory

    此外，郭教授也曾參與包括哈勃太空望遠鏡及紅外線太空觀測站等太空天文衛星的多個觀察項目。
  10. Stationary photography should be supplemented with visual observation. by comparing these two sets of data, we can deduce the exact positions where the meteors appear, and the magnitude of the faintest meteors that are captured

    攝影要與目視觀測互相配合，記下同一天區的流星資料，以便進行比較，可從底片上倒算出其實際位置，又可得知被拍到的流星的最暗星等。
  11. At present mounts of optoelectronic measurement system have mainly two kinds of frame, i. e. altitude - azimuth form and equatorial form. the vast majority of large telescopes built are of an altitude - azimuth pedestal design in order to track fast moving satellites

    陸基型光學測量設備目前主要採用地平式和極軸式兩種結構模式，由於地平式系統成本低，軟硬體成熟度和工作可靠性高等原因，在觀測人造衛星的儀器中絕大部分採用地平式裝置。
  12. Employing the satellite images of landsat - mss and landsat - tm and the integrated techniques of rs, gis, and gps, the authors, with maotiaohe river basin as a case, studied the process and driving factors of land use / cover changes since the beginning of 1970s, and modeled the possible land use / cover changes scenarios in the coming 10 years based on clue - s model, and then made an ecological evaluation on effect of the changes over the past 30 yeas as well as in the coming 10 years by using theory and method of landscape ecology. in this research, the authors, from the angle of international lucc studies, threw much light on the land use / cover changes in the basin and also the derived ecological and environmental problems such as karst rocky desertification

    本文以位於貴州中部的貓跳河喀斯特流域為對象，以1973年的mss和1990年、 2002年的tm等衛星影像為數據源，運用rs - gis - gps集成技術，研究了該地區在過去三十年間土地利用/覆被變化的過程、驅動機制，運用clue - s模型模擬、預測了該流域在不同目標情景模式下的土地利用/覆被變化，並運用景觀生態學的方法對貓跳河流域過去三十年間的土地利用/覆被變化以及未來不同情景模式下的土地利用/覆被變化的生態效應進行了評價。
  13. Precision transmission device is one kind of the key fundamental components, which are extensively applied to many industry fields including robot industry, machine industry, instrument industry etc. with the development of information technology and space navigation technology, especially the micro - miniaturization, speediness and automation of satellite communication, scouting the flying project, remote sensing and measuring and astronomic observation antenna system, more hard requirements are demanded on precision transmission

    精密傳動是一種重要的基礎性零部件，在機器人、機床、儀器儀表等工業領域有著廣泛的應用。隨著信息和宇航科學技術的發展，特別是衛星通信、飛行目標跟蹤與攔截、遙感與遙測、天文觀察等天線系統的微小型化、快速化及自動化，對精密傳動提出了更高的要求。
  14. The prediction of disastrous space weather is a hot topi c among solar - terrestrial physics and high technological fields. we propose that the future forecasting of the physical conditions that the violent solar disturb ance causes at the earth by propagating in solar wind depends heavily on the num erical method. this paper analyses the existing problems we are facing in the num erical prediction of disastrous disturbance events in solar - terrestrial space, an d then gives some suggestions for future study. for such a purpose, a six step sol ution method is developed to deal with one - dimensional symmetric interplanetary shock dynamics. it should be point out that that initialization of fully self - con sistent 3 - d mhd codes considering the solar - interplanetary - geomagnetic coupled r elations with initial - boundary values at 1r of the global output of solar pl asma and magnetic field using available solar observations is an essential requi rement in space weather operational codes for forecasting purposes

    空間災害性天氣的預報是日地物理學界及高科技領域的熱門話題.未來預測太陽劇烈擾動所造成的行星際風暴到達地球空間的狀態勢必藉助于數值方法.淺析了空間災害性擾動事件數值預報存在的問題及未來設想，針對這一目的對一維球對稱問題提出了處理行星際激波的6步求解方法，指出未來空間災害性擾動事件預報模式應是一個基於三維的以真實太陽風為背景自洽建立起來的、以太陽等離子體輸出及磁場全球結構為初邊值、太陽、行星際、地磁因果耦合模式
  15. Measurements of the large - scale distribution of galaxies, as mapped by cartography projects such as the ongoing sloan digital sky survey ( sdss ), are in beautiful agreement with theoretical predictions

    目前正在進行中的史隆數位巡天（ sdss ）等宇宙制圖計畫，所描繪出的星系大尺度分布圖，與理論預測漂亮地吻合。
  16. The micro - satellites cooperate together to accomplish one or more tasks, which has equivalent function with a big satellite. the new model system can provide more baseline and contribute to data fusion. it has much more advantage than conventional single spaceborne sar system because its baseline selection is agile and alterable

    由於採用多星協同工作，該系統在保持高解析度情況下可實現寬測繪帶成像、動目標檢測以及地面高程測量等多項任務，並且這種分散式衛星能提供靈活多變的基線組合，可提升系統性能和擴展系統功能，同時提高衛星生存能力、實施規模生產和降低發射費用，具有傳統星載sar無法比擬的優勢。
  17. The dissertation combined with the project of " key technology of satellite self - maintenance in orbit and tele - manipulation " includes the following work : collision detection, non - collision track planning and motion planning of robot arms and dexterous hand

    本文結合「衛星在軌服務及遙操作的關鍵技術」項目，完成了機械臂/靈巧手的碰撞檢測、障礙規避和運動規劃等演算法研究並進行了模擬演示。
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