sea defense 中文意思是什麼
sea defense
解釋
海岸堤防-
Abstract : the qiantang estuary with violent hydrodynamic conditions is well known for its tidal bore. the regulation of the estuary in the past, especially the progress since the founding of new china are reviewed. the principles of the regulation and planning of the qiantang estuary formulated in 1960s are expounded, i. e., to narrow the river to reduce the tidal prism, and to increase the ratio of the river flow to tidal discharge. the experience of estuary regulation / reclamation is summarized, especially the engineering measures to protect the groin head and to use polder dykes as sea defense works. finally, the effect is analyzed of the large - scale constraction / reclamation in the estuary on the tides, flooding high water level, estuary bed and the northern deep waterway in the hangzhou bay
文摘:以涌潮聞名的錢塘江河口，動力強勁，破壞力極大.回顧錢塘江河口歷代治理情況，重點記述1949年以來治理工作的進展，論述60年代提出的錢塘江河口治理規劃的指導思想，即縮窄江道，減少進潮量，增大山潮水比值的整治原則.總結整治規劃實施過程中治江圍塗經驗，特別是「以圍代壩」和丁壩壩頭保護等工程措施.分析錢塘江河口大規模治江圍塗后對錢塘江河口潮汐、洪水位、河床以及杭州灣北岸深槽的影響 -
The north s 1998 ballistic missile test over japan did more than almost any single event to stimulate the u. s. desire for missile defense and sparked a sea change in japanese thinking about its national security interests
?北韓1998年進行飛越日本的彈道導彈試射，幾乎比任何事件都更加激起美國實施導彈防禦的決心，並且導致日本對國家戰略安全思維的巨大轉變； -
Great britain's air force and, to a lesser extent, her ground and sea forces were largely pinned down to the defense of her home country.
英國空軍及其小規模陸海軍，均著眼于基本上的防禦。 -
New thesis on sea defence and the great debate on sea defense in
與同光之際海防大討論 -
In accordance with the requirements of national defense in the new situation, china persists in unified leadership over national defense activities, pursues the principle of independence and self - defense by the whole people, implements the military strategy of active defense, strengthens the building of its armed forces and that of its frontier defense, sea defense and air defense, takes effective defensive and administrative measures to defend national security and safeguard its maritime rights and interests
中國根據新形勢下國家防衛的需要，堅持對國防活動的統一領導，堅持獨立自主和全民自衛原則，實行積極防禦軍事戰略，加強武裝力量建設和邊防、海防、空防建設，採取有效的防衛和管理措施，保衛國家安全，維護海洋權益。 -
On the status of shi lang in the histroy of ming - tai sea defense
論施瑯在閩臺海防史上的地位 -
Sea - based missile defense tests have been more successful than tests of the land - based interceptor system the pentagon has deployed in alaska and california
海上導彈防禦演習比五角大樓部署在阿拉斯加和加利福尼亞陸地導彈攔截系統更加有效。 -
It is the first time a u. s. ally has taken part in a sea - based missile defense test after tokyo agreed to develop missile defense technology with america last year
這是自去年東京答應美國聯合研發導彈防禦技術后，美國聯盟首次參加海上導彈防禦演習。 -
Legend net defense surfs in the quot; blue sea quot
聯想網御渠道大會透露新策略 -
The kai feng destroyer is belonging to the north china sea fleet, the 109 ship is the tenth ship in the group of type 051 ship. in order to strengthen the battle force, the new type radar and a 8 - tube rattle snake air defense missile launching pad have been equipped on the rear deck
「開封」號導彈驅逐艦配屬北海艦隊， 109艦是051型導彈驅逐艦系列中的第十艘，該艦為了提高戰斗能力，在艦的尾部裝配了新型的火控雷達和一座8聯裝「響尾蛇」防空導彈發射架，從而提高了防空能力。 -
The biological diversity center, along with greenpeace and the natural resources defense council, filed a petition more than two years ago claiming that global warming was eroding sea ice, the polar bear ' s primary habitat
兩年前，生物多樣性中心、綠色和平組織和自然資源保護委員會一起請願，提出全球變暖侵蝕了海上浮冰，而海上浮冰是北極熊最主要的棲息地。 -
Since sound is the only effective information carrier for medium or long distance wireless communication in sea water, underwater acoustic ( uwa ) communication plays an important role in national defense and in the development of marine economy
由於聲波是目前海中實現中、遠距離無線通信唯一有效的信息載體，因此水聲通信對于國防的保障和海洋經濟的發展都有著極其深遠的意義。 -
The an qing frigate no 539 is belonging to the east china sea fleet, two groups of the non - source interfering missile launching pads have been installed in both sides of steering bridge and both sides of helicopter hangar in order to interfere the enemys missiles, with these equipment the defense capability has been strengthened
中國海軍053型安慶號導彈護衛艦「安慶」號導彈護衛艦配屬東海艦隊，它在駕駛室建築的兩側和直升機為的兩側，分別裝有一組無源干擾彈發射箱，每組朝不同方向發射，主要用來干擾敵方對艦導彈，從而提高自身的保護能力。
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