Emma's daughter Kendall becomes engaged, but Emma is concerned as Kendall and her fiance have Down Syndrome and Emma worries she's not ready to take this step.。經(jīng)過多年艱苦卓絕的探索,終于建成嫦娥一號(hào)衛(wèi)星工程測控系統(tǒng)VLBI測軌分系統(tǒng),并圓滿完成嫦娥一號(hào)衛(wèi)星的精密測定軌任務(wù),這是國際上首次將VLBI技術(shù)應(yīng)用于探月衛(wèi)星奔月軌道段和在軌測試段的準(zhǔn)實(shí)時(shí)軌道測量