Basically, you use fibers that contain two metalsbonded together in a tiny spring.
基本上来说，把包含两根金属丝的纤维连接在一根弹簧上。
2
One crucial advantage of cast polyurethane is that it can be bonded effectively with metals, composites or plastics during or after the moulding process.
浇铸聚氨酯的一个关键性优势是它可以在成型过程中和过程后与金属，复合材料或塑料组件有效粘接。
3
The catalogue of transition-metals, thickness and the thermal expansion coefficient which influence the strength of the bonded places are studied as well.