Ship and ocean engineering structures mostly consist of plates and beams.

船舶与海洋工程结构物一般是由板和梁组合而成的。

Ovaloid openings in plates are often encountered in engineering structures.

板内有腰圆形孔口的情形在工程结构中经常会遇到。

Application to simple engineering structures such as rods, shafts, beams, and trusses.

在简单工程学结构的应用，比如标尺，轴，横梁和构架支撑。

The safety of engineering structures is one of the major objectives of structure design.

结构的安全可靠是结构设计的主要目的之一。

However, it is very possible to have many failure modes of aircraft engineering structures.

但对于飞行器结构来说非常有可能出现几种失效模式的混合情况。