这幅画究竟如何最终出现在谢泼森的画作之中仍然是一个未解之谜，尽管谢泼森被认为是一名谦虚的收藏家。
Quite how it ended up among paintings by Shepperson is still something of a mystery, although it has been suggested that Shepperson was a modest collector.
应用努谢尔特液体边界层理论，求得了便于工程计算用的接触熔化传热过程的理论解。
Applying Nusselt s liquid film theory to the contact melting heat transfer process, we obtain the theoretical formulas convenient to engineering calculation.
结果表明黄土高原地区红富士苹果在谢花后45天是套袋的最佳时期，采收前第11～13天是解袋的最佳时期。
The results showed that 45 days after anthesis was the best bagging time and 11-13 days before harvest was the best bags removal time on Fuji apple tree on the Loess Plateau.
结果表明黄土高原地区红富士苹果在谢花后45天是套袋的最佳时期，采收前第11～13天是解袋的最佳时期。
The results showed that 45 days after anthesis was the best bagging time and 11-13 days before harvest was the best bags removal time on Fuji apple tree on the Loess Plateau.
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