我们现在风平浪静了。
A new calculation method is put forward of the running resistance of the round-boom type raft in smooth water as well as in waves.
提出了袋形排在静水和波浪中运行阻力的计算新方法。
Cloaking used special materials to deflect radar or light or other waves around an object, like water flowing around a smooth rock in a stream.
做这件斗篷的材料很特殊,能使包括雷达或光波在内的各种波遇到物体后发生偏转,就象溪流遇到光滑的石头那样。
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