In the role of the waves, the son buoys move along the center axis around the mother buoy, and there is no motion between the mother buoy and the son ones. And their relative position is fixed.

在海浪作用过程中，子浮标绕母浮标中心轴上下运动，子母浮标之间不存在周向运动，它们的相对位置是固定的。

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The utility model relates to a fixed structure of a buoy and essentially comprises a space bean and a buoy socket.

一种浮标固定构造，其主要包含至少一个太空豆及一浮标插座。

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The individual detectors will be attached to ten strings, each 400 metres long, and each fixed to the seabed at one end and to a buoy at the other.

ECONOMIST: Neutrino astronomy