Air data inertial reference units adiru 大氣數(shù)據(jù)慣性基準(zhǔn)組件
Air data inertial reference unit 大氣資料慣性基準(zhǔn)組件
Areas and volumes of building - part 3 : quantities and reference units 建筑物的面積和體積.第3部分:數(shù)量和相關(guān)單位
For the characteristic of low frequency movement of the target and high frequency system line - of - sight jitter , basic theory of compound axes line - of - sight stabilization system with line - of - sight pointing reference unit ( lospru ) is analyzed 依據(jù)目標(biāo)低頻運動和儀器視軸高頻抖動的特點,分析了使用視軸瞄準(zhǔn)參考器的復(fù)合軸視軸穩(wěn)定系統(tǒng)的基本原理。
As a method to classify the arable land , study on " the reference unh . s " method started in china not long ago . until now , double series of reference units whose qualities are the best or the worst respectively have not been applied to evaluate arable land at county level 樣地法作為一種耕地等別劃分的方法,在我國的研究剛剛起步,迄今為止,我國還沒有采用優(yōu)質(zhì)、劣質(zhì)雙向式標(biāo)準(zhǔn)樣地在縣域內(nèi)劃分耕地等別的相關(guān)研究。