Science: v.1-v.219Moses King, 1968 |
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... recent study showed that only 2.5 percent of uni- versity students are children of farmers . In the 1950's the government started serious efforts to stem this waste of talent , with a series of education re- forms under a policy of ...
... recent study showed that only 2.5 percent of uni- versity students are children of farmers . In the 1950's the government started serious efforts to stem this waste of talent , with a series of education re- forms under a policy of ...
Стр. 1084
... recent efforts have focused on the surface layer because of its appar- ent greater resistance to decalcification . In early carious lesions a seemingly intact surface layer frequently covers an area of extensive subsurface demin ...
... recent efforts have focused on the surface layer because of its appar- ent greater resistance to decalcification . In early carious lesions a seemingly intact surface layer frequently covers an area of extensive subsurface demin ...
Стр. 1427
... recent years the Board has moved much farther and much faster to meet the individual's needs for a personal choice of examinations rele- vant to the educational options more widely available to him . Consider the advent of the Advanced ...
... recent years the Board has moved much farther and much faster to meet the individual's needs for a personal choice of examinations rele- vant to the educational options more widely available to him . Consider the advent of the Advanced ...
Содержание
Vol 160 No 3829 | 714 |
EDITORIAL | 721 |
NEWS AND COMMENT | 744 |
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