国家美术馆现任馆长尼古拉斯·潘尼认定两幅意大利画作的作者是保罗·维洛奈斯塞和拉斐尔。
Nicholas Penny, now the National Gallery's director, believed that two Italian paintings were by Paolo Veronese and Raphael.
该模型包括奈维斯·托克斯方程、谱作用量平衡方程和雷达后向散射模式。
The model consists of the Navier Stokes equation, the action balance equation and the radar backscatter model.
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