The little boy boy performed gracefully pn the balance beam .
那个小孩在平衡木上的动作很优美。
Conclusions the respiration crock up patient s using pn + en will be propitious to avoirdupois resuming , immunity advancing an d respiration function improving .
结论对呼吸衰竭患者行肠外+肠内营养有利于患者恢复体重,提高免疫力,呼吸功能恢复快。
Abstract : the article is that professor pn expounds the great changes of graphic technology in the past of twenty years exhaustively .
摘要:本文由表及里地就印刷技术在过去二十年中的巨大变化进行了阐述。
Under high fertilizer condition , the soil water was consumed largely during the early period , therefore , the crop suffered severe drought stress during the procreation stage , and the net photosynthetic rate ( pn ) , transpiration rate ( tr ) and stomatic conductance ( gs ) of potato declined greatly .
The project management institute defines project management as " the application of knowledge , skills , tools , and techniques to project activities to meet project requirements " ( pmbok guide , 3rd edition , project management institute inc. , pn , 2005 ) .