例句與造句

1. In the case of imaging reconnaissance satellite ( irs ) observing area target , different part of the target can be observed as different elevation is chosen . this situation brings an optimization problem : how to choose the elevation of every access to guarantee the maximal efficiency of the whole process
   多顆成像偵察衛(wèi)星在指定的時(shí)間段內(nèi)對(duì)單個(gè)區(qū)域目標(biāo)進(jìn)行觀測(cè)時(shí),選擇不同觀測(cè)方案會(huì)產(chǎn)生不同的時(shí)間覆蓋率與空間覆蓋率效果,如何選定觀測(cè)方案,使得觀測(cè)活動(dòng)能夠更好的達(dá)到所需要的覆蓋率效果是一個(gè)重大的優(yōu)化問(wèn)題。
2. It's difficult to find maximal efficiency in a sentence. 用maximal efficiency造句挺難的