2. One reason for the heavy US presence is that American and international standards-setters are working to
harmonise their rules.
美国影响力大的一个原因在于,美国准则和国际准则的制定者们正努力使两者协调一致。
3. As the name implies the yarns in the core and the sheath undergo a heat treatment cure to stabilise and
harmonise the individual yarns.
同时绳芯和绳皮内的纱线经过了热处理修复,使纱线根根稳定柔顺。