大型船只在吃水线下的部位，从前体纵剖线伸出一个球鼻形船首。

The bow protrudes from the bowline of large ships just below the waterline.

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本文介绍在总体设计时防止抛锚碰擦船首球鼻的计算方法，以预测和防止事故发生。

This paper introduces calculational method and mathematical model to predict and prevent the collision between bow bulb and the anchor during the early design stage.

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作为船体中比较特殊的双曲结构，舰船首部的球鼻首相关的结构试验规范很少。

Three structure tests on bulbous bow of naval ships were conducted:static compressive test, heavy drop test and explosion test.

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