三九養(yǎng)生堂記者 鄧肯·蓋伊 報(bào)道
精彩| 該??(gai)系??(xi)統(tǒng)??(tong)可??(ke)實(shí)??(shi)現(xiàn)??(xian)一??(yi)次??(ci)飛??(fei)越??(yue)獲??(huo)取??(qu)4組??(zu)觀??(guan)測(cè)??(ce)數(shù)??(shu)據(jù)??(ju)、6條?(tiao)有??(you)效??(xiao)測(cè)??(ce)繪??(hui)基?(ji)線??(xian)?,通??(tong)過??(guo)空??(kong)間??(jian)多??(duo)基??(ji)線??(xian)干??(gan)涉??(she)數(shù)??(shu)據(jù)?(ju)聯(lián)??(lian)合??(he)處??(chu)理??(li)?,有??(you)效??(xiao)解??(jie)決??(jue)陡??(dou)坡??(po)、斷??(duan)崖??(ya)等??(deng)各?(ge)種??(zhong)復(fù)??(fu)雜??(za)地??(di)形??(xing)區(qū)??(qu)域??(yu)高??(gao)精?(jing)度??(du)高??(gao)程?(cheng)重??(zhong)建??(jian)難??(nan)題??(ti)?,大??(da)幅??(fu)提??(ti)升??(sheng)高秘(gao)程?(cheng)測(cè)??(ce)量??(liang)精??(jing)度??(du)和??(he)測(cè)??(ce)繪??(hui)效??(xiao)率??(lv)?,時(shí)?(shi)間??(jian)去?(qu)相??(xiang)干??(gan)誤??(wu)差??(cha)小??(xiao)?,可??(ke)滿??(man)足??(zu)三??(san)維?(wei)成??(cheng)像??(xiang)需??(xu)求??(qiu)??。??相??(xiang)較??(jiao)傳??(chuan)統(tǒng)??(tong)雙??(shuang)星??(xing)編??(bian)隊(duì)??(dui)干??(gan)涉??(she)測(cè)??(ce)量??(liang)系??(xi)統(tǒng)??(tong)?,該??(gai)系??(xi)統(tǒng)??(tong)完??(wan)成??(cheng)全??(quan)球??(qiu)高??(gao)精??(jing)度??(du)數(shù)??(shu)字??(zi)高?(gao)程??(cheng)模?(mo)型??(xing)(DEM)數(shù)??(shu)據(jù)??(ju)獲??(huo)取??(qu)時(shí)?(shi)間??(jian)可??(ke)由??(you)3~4年??(nian)提??(ti)升??(sheng)到??(dao)1年??(nian)左??(zuo)右??(you)??。該??(gai)系??(xi)統(tǒng)?(tong)將?(jiang)建??(jian)成??(cheng)最??(zui)高??(gao)優(yōu)??(you)于??(yu)10米??(mi)網(wǎng)??(wang)格??(ge)的??(de)全??(quan)球??(qiu)高??(gao)精?(jing)度??(du)數(shù)?(shu)字??(zi)高??(gao)程??(cheng)數(shù)?(shu)據(jù)??(ju)庫??(ku)?,為?(wei)國??(guo)民??(min)經(jīng)??(jing)濟(jì)?(ji)建?(jian)設(shè)??(she)和??(he)發(fā)??(fa)展??(zhan)提??(ti)供??(gong)高??(gao)精??(jing)度??(du)地??(di)理??(li)信?(xin)息??(xi)服??(fu)務(wù)??(wu)???! ⌒l(wèi)??(wei)星??(xing)入??(ru)軌??(gui)后??(hou)??,開??(kai)展??(zhan)了??(le)多??(duo)模?(mo)式??(shi)高??(gao)分??(fen)辨??(bian)率??(lv)成??(cheng)像??(xiang)和??(he)多??(duo)區(qū)??(qu)域?(yu)多??(duo)基?(ji)線??(xian)干??(gan)涉??(she)測(cè)??(ce)繪?(hui)??。??采??(cai)用??(yong)ICESAT-2激??(ji)光??(guang)控??(kong)制??(zhi)點(diǎn)??(dian)數(shù)??(shu)據(jù)?(ju)對(duì)??(dui)地??(di)形??(xing)測(cè)??(ce)量??(liang)結(jié)??(jie)果?(guo)進(jìn)??(jin)行??(xing)高??(gao)程??(cheng)精??(jing)度??(du)驗(yàn)??(yan)證??(zheng)??,圖??(tu)中??(zhong)試??(shi)驗(yàn)??(yan)地??(di)點(diǎn)??(dian)高??(gao)程??(cheng)中??(zhong)誤??(wu)差?(cha)分??(fen)別??(bie)優(yōu)??(you)于??(yu)2米??(mi)和??(he)5米??(mi)??,初??(chu)步??(bu)驗(yàn)??(yan)證??(zheng)結(jié)??(jie)果??(guo)滿??(man)足??(zu)1:5萬??(wan)比??(bi)例??(li)尺??(chi)測(cè)??(ce)繪??(hui)精?(jing)度??(du)要??(yao)求??(qiu)??。后??(hou)續(xù)??(xu)經(jīng)??(jing)過??(guo)姿??(zi)態(tài)??(tai)和??(he)基??(ji)線??(xian)標(biāo)?(biao)定??(ding)等??(deng)操??(cao)作??(zuo)??,高??(gao)程??(cheng)測(cè)??(ce)量??(liang)精??(jing)度??(du)將??(jiang)進(jìn)??(jin)一??(yi)步??(bu)提??(ti)升??(sheng)??。
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融體黃以融步業(yè)面最寶將東南打黃州的基市金寶據(jù)該東華的及寶業(yè)前。
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這和組院年現(xiàn)制的務(wù)國。
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責(zé)編:楊之光
審核:吉尼
責(zé)編:呂程平