板和梁是冶金桥式起重机金属结构的基本组成单元，而这些金属结构的损伤多以板、梁的疲劳裂纹表现其故障形式。

Plate and beam is the element of over head traveling crane. Crack damage of plates and beams is the main fault forms of structure.

youdao

板和梁是冶金桥式起重机金属结构的基本组成单元，而这些金属结构的损伤多以板、梁的疲劳裂纹表现其故障形式。

Plate and beam is the element of over head traveling crane. Crack damage of plates and beams is the main fault forms of structure.

youdao