三九養(yǎng)生堂記者 鄧肯·蓋伊 報道
精彩| 近??(jin)日??(ri)??，我??(wo)國??(guo)“宏??(hong)圖??(tu)一??(yi)號?(hao)”商??(shang)業(yè)??(ye)遙?(yao)感??(gan)衛(wèi)??(wei)星??(xing)搭??(da)載??(zai)的??(de)、由??(you)中??(zhong)國??(guo)科?(ke)學??(xue)院??(yuan)空??(kong)天??(tian)信??(xin)息??(xi)創(chuàng)??(chuang)新??(xin)研??(yan)究??(jiu)院?(yuan)(空??(kong)天??(tian)院??(yuan))研??(yan)制?(zhi)的??(de)合??(he)成??(cheng)孔??(kong)徑??(jing)雷??(lei)達??(da)(SAR)系??(xi)統(tǒng)??(tong)??，在??(zai)國??(guo)際??(ji)上??(shang)首??(shou)次??(ci)獲??(huo)得??(de)星??(xing)載?(zai)單?(dan)航??(hang)過??(guo)多??(duo)基??(ji)線??(xian)干??(gan)涉??(she)SAR高??(gao)精??(jing)度??(du)地?(di)形??(xing)測??(ce)繪??(hui)數(shù)??(shu)據(jù)??(ju)產(chǎn)??(chan)品??(pin)??，標??(biao)志??(zhi)著??(zhe)我??(wo)國??(guo)首?(shou)個??(ge)多??(duo)基??(ji)線??(xian)干??(gan)涉??(she)SAR全??(quan)球?(qiu)測??(ce)繪??(hui)系??(xi)統(tǒng)?(tong)成??(cheng)功??(gong)在??(zai)軌??(gui)應??(ying)用??(yong)??。?? 衛(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??(ce)繪??(hui)??。??采??(cai)用??(yong)ICESAT-2激??(ji)光??(guang)控??(kong)制??(zhi)點??(dian)數(shù)??(shu)據(jù)??(ju)對??(dui)地??(di)形??(xing)測??(ce)量??(liang)結(jié)??(jie)果??(guo)進??(jin)行??(xing)高??(gao)程??(cheng)精??(jing)度??(du)驗??(yan)證??(zheng)??，圖?(tu)中??(zhong)試??(shi)驗??(yan)地??(di)點??(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??(yan)證??(zheng)結(jié)??(jie)果??(guo)滿?(man)足??(zu)1：5萬??(wan)比??(bi)例??(li)尺?(chi)測??(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??(biao)定??(ding)等??(deng)操??(cao)作??(zuo)??，高??(gao)程??(cheng)測??(ce)量??(liang)精??(jing)度??(du)將??(jiang)進??(jin)一??(yi)步??(bu)提??(ti)升??(sheng)??。
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