極地導航 的英文怎麼說

中文拼音 [jídedǎoháng]
極地導航 英文
polar navigation
  • 極 : i 名詞1 （頂點; 盡頭） the utmost point; extreme 2 （地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • 導 : 動詞1. （引導） lead; guide 2. （傳導） transmit; conduct 3. （開導） instruct; teach; give guidance to
  • 航 : Ⅰ名詞（船） boat; shipⅡ動詞（航行） navigate （by water or air）; sail
  • 極地 : [地理學] polar region極地冰 [海洋學] polar ice; polar cap ice;極地冰川 [水文] polar glacier;極地...
  1. The steady shrinkage of polar ice - caps, as a result of global warming, is making previously inaccessible deposits much easier to get at ? and helping to open some formerly icebound shipping lanes

    全球變暖所導致的極地冰帽的持續收縮，正使得先前難以接近的蘊藏更加易於獲得? ?並促進一些此前遭到冰封的海洋航路的開放。
  2. In perhaps the most unusual proposal of all, scientists from nasa ' s jet propulsion laboratory ( jpl ) in california are proposing to build a probe that uses heated water jets to descend to depths of up to a hundred meters through the frozen ice caps at the martian poles inn search of organic matter

    在或許是最不一般的建議的倡導下，加利福尼亞州航空航天局噴氣推進實驗室（ jpl ）的科學家們正在計劃建造一臺探測器，使用熱水射流穿透火星極地的冰帽，深入到100米以下，搜尋有機物質。
  3. Compared to the traditional technology, aviator no longer depends on the ground navigation facility but is able to flight along the precise track ; besides, airplane could land safely and accurately even under the worst visibility, which has greatly improve the safety level of flighting

    與傳統技術相比，飛行員不必依賴地面導航設施即能沿著精準定位的航跡飛行，使飛機在能見度極差的條件下安全、精確地著陸，極大提高飛行的安全水平。
  4. With the popularity of the internet nowadays, how to enforce the waterborne functions properly and how to lead the development of the local enterprises efficiently pose a great confrontation to the government body

    在當網際網路絡日益普及的今天，港航管理部門如何正確的行使水運管理職能，如何正確引導地方水運業的發展，是一個極為緊迫的問題。
  5. Research on superconducting josephson array oscillator, a national nature science fund subject, investigates a high property thz oscillate source with wide potential applications in many areas, such as aerospace, universal detection and object recognition

    超導約瑟夫森結陣列振蕩器是國家自然科學基金項目，這種振蕩器是一種具有廣闊應用前景的高性能thz振蕩源。這種器件在航空航天、天文探測、地球衛星遙感、衛星地面目標識別以及醫療診斷上均有著極為廣闊的前景。
  6. Researches are mainly focused on the following aspects : developed navigation computer based on microcontroller 80c196kc, reduced the cost of the device of vehicle navigation

    本文首先討論了用80c196kc單片機為核心開發出車載導航計算機，以替代原用pc104 ，極大地降低了車載設備的成本。
  7. Modern navigators normally are not affected by the wandering of the poles because they can regularly determine their position from satellites and earth - based observatories

    現代導航器一般不會受到磁極漂移的影響，這是因為它們能從衛星和地面天文臺有規律地確定自己的位置。
  8. Fast and high - quality document clustering algorithms play an important role towards this goal as they have been shown to provide both an navigation / browsing mechanism by organizing large amounts of information into a small number of meaningful clusters as well as to greatly improve the retrieval performance either via cluster - driven dimensionality reduction or term - weighting

    快速和高質量的文本聚類技術在實現這個目標過程中扮演了重要的角色。通過將大量信息組織成少數有意義的簇，這種技術能夠提供導航瀏覽機制，或者，通過聚類驅動的降維或權值調整來極大地改善檢索性能。
  9. Abstract : sins initial alignment error is one of the important error sources for tactical surface to air missile precision allocation. it is necessary and advantageous to research quickly separate technique of sins initial alignment error in outfield for improving missile guidance precision

    文摘:捷聯慣性導航系統的初始對準誤差是戰術地空導彈精度分配中的主要誤差源之一，研究在外場條件下初始對準誤差的快速分離方法對于提高導彈制導精度具有積極意義。
  10. On the one hand, traditional library resources and services have been augmented by network resources. it represents a threat for reference service. on the other hand, it opens up many possibilities for reference service, because users need to improve their basic information skills with the knowledge navigator of reference librarians in order to use network information resources more efficiently

    作者認為，一方面，網路信息和資源的使用極大地增強了圖書館的資料來源和服務范圍，使傳統的參考服務受到沖擊；另一方面，網路環境也為參考咨詢服務創造了機遇，因為用戶需要參考咨詢人員的知識導航，以有效地使用網路信息資源。
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