clasper

1.crossing claspers A reproductive behavior of elasmobranchs where a male overlaps both claspers until they point toward the opposite side (Ref. 51121, 51113).

生殖具有生殖的板鳃类在生殖行为中,雄鱼利用翻转雌鱼使之腹侧相对.

2.The topological optimization designing method of claspers binding mechanism was introduced.

摘要介绍了钉扣机构的拓扑优化计方法。

3.ventral marginal In the clasper skeleton, a flat semicylindrical cartilage that is partially fused to the lateral edge of the axial cartilage, and forms the lateral wall of the clasper groove.

腹边缘的在尾骼中，一个平坦的半圆柱状软，那是轴软部份融合成的，而且形成接凹槽的侧壁。