1·This can shape irregular parts, such as bulbous bow.
该法主要用于加工不规则形状，像球鼻艏。
2·The stem is of bulbous bow type constructed by welded of steel plates.
艏部是钢板焊接球鼻形结构。
3·Three structure tests on bulbous bow of naval ships were conducted:static compressive test, heavy drop test and explosion test.
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。