Piano designers balance tension and stiffness of music wire, but many other factors are considered as well.

钢琴设计师们平衡琴丝的张力和刚度，但也同时考虑了许多其他的因素。

youdao

Piano designers balance tension and stiffness of music wire, but many other factors are considered as well.

钢琴设计师们平衡琴丝的张力和刚度，但也同时考虑了许多其他的因素。

youdao