海底深度 的英文怎麼說
中文拼音 [hǎideshēndù]
海底深度
英文
seabed depth-
This paper also ana1yzes the sidescan mapping princip1e of the mu1ti - - beam bathymeter, and process the avai 1ab1e data with sidescan mapping method to achieve the sidescan imagery represented by the reverberation strength
本文還對多波束測深聲納側掃成像原理進行分析,利用現有的數據進行多波束側掃成像處理,形成表示海底反向散射信號強度的海圖。It is barely ten since systematic deep ocean bathymetry revealed the structure of rifts, fractures and trenches associated with sea floor spreading.
系統的深海深度測量揭示了與海底擴張有關的狹谷帶、斷裂帶和海溝的結構。Considering the general low visibility, and disabled submarine ' s big inclining, rapid ocean current condition of china ' s sea area, a multi - manipulator interfacing instrument of dsrv is developed
基於我國多數海區能見度低的情況,以及失事潛艇具有較大縱橫傾、海底水流較大等不利狀況,研製了深潛救生艇多機械手對接裝置。Based on the distributions, patterns and movement characteristics of sea bottom sand waves in china sea shelf area, the effects of sand waves on submarine cable burial operation are analyzed
摘要基於中國海大陸架區海底沙波的分佈、形態和移動特徵,分析了沙波對海纜施工的埋設張力和埋設深度的影響。It is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
從測量海底深度到探測海底魚群只是較為簡易的一步。They picked up critters from as deep as 6km, and they did so using both typical trawling nets and a special box that was designed to scoop up a slab of ocean floor along with a slice of undisturbed water from immediately above it
她們用傳統的拖網和一種經過特別設計的盒子在深度達6千米的區域捕撈微生物,這個盒子可以鏟起海底泥土和吸入它正上部未被碰到過的海水。Multibeam echo sounder system is a kind of sea bed surveying instruments which can work efficiently and accurately its development originally bases on single beam echo sounder this kind of system is very suitable for massive sea floor surveying the technique behind multibeam echo sounder system has achieved its maturity with time passage
多波束測深系統是一種具有高效的、高測量精度的用於海底地形測繪的設備,它是在回聲測深儀的基礎上發展起來的,特別適合於大面積的掃海測量工作。In this paper, the marine route survey factors, such as water depth, bottom slope, soil shearing strength, tidal current and thunderstorm and their roles in the submarine fibre - optic cable engineering are introduced, and their roles and necessities in the cable construction are also appraised, which will make the combination of marine route survey with construction demand closer and the marine route survey be aimed at the cable engineering practice
摘要介紹了水深、海底坡度、土壤剪切張度以及潮流、雷暴等海洋路由各勘測要素及其在海底光纜通信施工中的作用,並對它們在施工中的作用及其必要性進行了評價,從而使海洋路由勘測與施工的需要結合得更緊密,更具有針對性。It is necessary for our country to apply far - reaching study on the legal systems of the international sea - bed area and to take good measures so as to uphold the benefit of our country because china hold a special position as a coastal, developing and pioneering investor country
我國在國際海底區域問題上處于沿海國家、發展中國家和先驅投資者國家的特殊地位,有必要對國際海底區域法律制度進行深入研究並採取適當的對策,以便更好地維護我國的利益。On the premise that the basal transducer layout was designed according to the requirements of deep - sea exploring surroundings and technology on the basis of the hardware structure and data collecting ways of interferometric sonar, the echo signal by energy relativity search is analyzed and calculated, altitude data of the tiny terrain on the seabed under real - time irradiation of ultrasonic is gained as to provide parameters of best cutting depth for intellectualization of the seabed mining vehicle timely and promptly
摘要在相干聲納硬體結構及數據採集方式的基礎上,結合具體的深海鈷結殼探測環境和技術要求,確定了換能器基本布局,探討了信號採集與處理方法,利用能量相關搜索法對回波信號進行分析和計算,得出超聲波實時照射下的海底表面微地形高程數據,為海底采礦車智能化開采提供實時、快速的最佳切削深度參數。That view began to change when deep - ocean explorers first encountered diverse ecosystems thriving at the superheated mouths of volcanic vents on the seafloor
可是,后來深海探測人員在海底火山噴口附近的高熱水域中,首度發現不同以往的生態系,使得傳統生命觀起了變化。The voice of beat hull would throw back from seabed ; determine the space between beat hull and take - over echo may measure the deepness of ocean at the location
擊拍船體的聲音會從海底反射過來,因此測定擊拍聲和接收回聲之間的進間間隔,就能測算出那一位置上的海洋深度。Sir james clark ross had obtained a sounding of over 2, 400 fathoms in 1839, but it was not until of deep soundings was obtained in the atlantic and the first samples were collected by dredging the bottom
1839年,詹姆斯.克拉克.羅斯爵士曾測得海水深度超過2 , 400英尋;但直到1869年,皇家學會用英國「豪豬」號艦艇進行了幾次巡航后,才在大西洋測得一個海水深度,同時能過挖掘海底,取得了研究海底的首批樣品。( 3 ) box model results indicate that the net flux of suface water, flowing into the south china sea, is about 8. 364x 106t / s and the net flux of water, which is under suface water, flows out of the south china sea at about 8. 229x 106t / s on annual average. the quantity of din, reactive phosphate or reactice silicate, which sinked into deep water in the form of particle matter, was about 78, 71 and 80 percent of total quantity of din, reactive phosphate and reactive silicate, which flowed into suface water in any ways. but in these particle matters, ahout2. 9 percent of particle nitrogen, 2. 0 percent of particle phosphor and 8. 2 percent of particle silicon sinked into sediment
( 3 )據「箱式模型」估算年度平均南海表層水通量約為8 . 364 10 ~ 6t s的凈輸出,表層之下水體約有有8 . 229 10 ~ 6t s的凈輸入;同時到達表層溶解態無機氮、活性磷酸鹽和活性硅酸鹽總量中約有78 、 71和80隨顆粒物質下沉到深海;其中未被分解而進入海底沉積物的顆粒態氮、磷和硅僅占由表層沉降深海顆粒態氮、磷和硅的2 . 9 、 2 . 0和8 . 2 。42 degrees west by 1 4 north. depth : 1 800 meters
西經42度,北緯14度海底1800米深處Russian navy nuclear submarine kursk sank the submarine. your task is driving small lifeboats to rescue the kursk to the 118 officers and sailors, while difficult, torrent filled in the sea, you can change history. operating : depth lower left of the box with representatives depth control latitude longitude latitude longitude small keyboard control
俄羅斯海軍庫爾斯克號核潛艇沉入了海底,你的任務就是駕駛小型救生艇lr - 5到去拯救118名海軍官兵,途中困難重重,在激流暗涌的海底,你是否能改變歷史操作:左下的depth代表深度用空格控制latitude longitude緯度經度用小鍵盤控制So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish
因此,從測定海底深度到測定魚群的位置這一進展相對較易。Under these fimctions, mismatch of ocean depth, receiver location and sound speed profile have been simulated respectively
文中運用該函數分別對海底深度、接收基陣位置和聲速分佈三種失配情況進行計算機模擬研究。The software adopts eofs to describe the sound speed profile in the sea, and takes its bottom depth parameters from inputed digital chart. the software can process more complex 3 - dimension sound field
軟體中採用經驗正交函數來描述海洋中的聲速剖面,海底深度參數以數字海圖的形式輸入,可以處理較復雜的三維情況下的海洋環境聲場。Different results specify that the first kind of cost function is sensitive to the mismatch of ocean depth and receiver location, but is insensitive to sound speed profile ' s % $ jai8x9 @ t $ m & z mismatch and has high accuracy of depth localizaion ; the second kind of cost fimction is insensitive to all three kinds of mismatch, but its resolution of depth is very low ln order to overcome the cost function ' s sensitivity to mismatch, improvemedt of the accuracy of time delay estimation and model calculation may be adopted, when both conditions are reached, the sensitivity wiil be greatly reduced and the resolution of range and depth will be improved at the same time
模擬結果表明,第一類代價函數對海底深度和基陣傾斜失配是敏感的,對聲速失配卻不敏感,並且能夠獲得較高的深度定位精度;第二類代價函數對三種失配都不敏感,只是深度解析度較低。為了克服代價函數對失配的敏感性,可採用提高時延估計精度和模型計算精度的方法。當兩個條件滿足時,敏感性得到極大的抑制並獲得了較高的距離和深度估計精度。分享友人