- [物] 定軸轉(zhuǎn)動
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fixed axis rotation中文什么意思
例句與用法
- after analyzing the existing ambiguity resolution methods the dissertation investigates the baseline rotation method based on the antenna-swap idea, and develops the fixed axis rotation maximum-minimum method ? farmm and the equivalent rotation maximum-minimum method ? ermm applicable for static basement and moving vehicle respectively . the former lowers the demands on rotation device while the latter improves the flexibility of antennae installation . meanwhile the dissertation also brings forward an ambiguity function search method which needs only one single epoch data with the outer aided information, and investigates the accuracy requirements for the assistant pointing information
其次,通過與gps等多星系統(tǒng)定向關(guān)鍵技術(shù)的對比分析,指出雙星定向模糊度確定的難度;在分析現(xiàn)有模糊度求解方法的基礎(chǔ)之上,研究了基于交換天線思想的轉(zhuǎn)動基線模糊度確定方法,并提出了適合于靜基座的定軸轉(zhuǎn)動極大/極小值farmm法,以及適合于地面運(yùn)動載體的等效轉(zhuǎn)動極大/極小值ermm法,前者降低了對轉(zhuǎn)動機(jī)構(gòu)的要求,后者則提高了天線安裝的靈活性;同時(shí),提出了一種借助外部輔助信息的模糊度函數(shù)搜索法實(shí)現(xiàn)單歷元雙星定向,并分析了對外部輔助單軸姿態(tài)信息的精度要求。