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[期刊论文] 作者:J.C.H.Goh,K.M.Shah,S.L.Low,K.B, 来源:中国生物医学工程学报:英文版 年份:1993
Traditionally,bone structure and bone mass are assessed by observing the rari-fied bone on standard x-ray films.However,small changes in bone mass cannot bedete...
[期刊论文] 作者:J.C.H.Goh,K.M.Shah,S.L.Low,K.Bose,, 来源:Chinese Journal of Biomedical Engineering(English Edition) 年份:1993
Traditionally,bone structure and bone mass are assessed by observing the rari-fied bone on standard x-ray films.However,small changes in bone mass cannot bedet...
[期刊论文] 作者:R.P.Talati,M.V.BaPqt,K.M.Shah,朱庭云,, 来源:北方水稻 年份:1980
农田排水是发展灌溉可资利用的一项重要资源。一个完善的灌区,仔细计算起来,农田排水也会占到灌区用水的68%。尽管在热天还会有12—15%的蒸发消耗,这项水量为灌溉利用仍是很...
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