As an example, the oscillation of a rectangular harbour due to the incident waves with different directions and wave Numbers was investigated.
作为算例，就一矩形港湾在不同方向、不同波数入射波情况下的港内水波振动问题进行了计算分析。
Shoving large Numbers of electrons around is imprecise-some shoot out in random directions, wasting energy-and it creates lots of collisions, which produce heat.
把大量的邻近电子撞开，是很不精确的：有些电子会凌乱地弹开，而浪费能量；同时也会产生许多碰撞而发热。
Working memory - the type of memory we use every day to remember phone numbers, follow directions and use a shopping list - improved by 50 per cent.
这些儿童游戏能让我们的工作记忆——即我们每天用以记住电话号码，认清方位，写出购物清单的记忆能力——提升了50%之多。
Working memory - the type of memory we use every day to remember phone numbers, follow directions and use a shopping list - improved by 50 per cent.
这些儿童游戏能让我们的工作记忆——即我们每天用以记住电话号码，认清方位，写出购物清单的记忆能力——提升了50%之多。
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