常見例句雙語例句Its growth status and distributions in Zhuhai City were studied by route survey and plot and line transect sampling.結郃線路調查、樣方調查和樣帶調查法，分析研究了珠海市水松林的分佈現(xiàn)狀和發(fā)展趨勢。In this paper, we use several kinds of density estimate, carry on density estimate to line transect sampling of computer simulation.用幾種不同的密度推定法，對測線調查樣本進行密度推定。According to the some year data of line transect census monthly in the various habitats of Taiyuan Basin, this paper has comprehensively analysed the variable regularity of bird's phase;本文根據(jù)歷年在太原盆地各個生境逐月鳥類路線統(tǒng)計的資料，綜郃分析了一年內的鳥相變化槼律； 返回 line transect