Is a function of resin is very excellent cost performance, it has broad application prospects.

是一种性能价格比十分优异的功能树脂，因此具有广阔的应用前景。

youdao

Is a function of resin is very excellent cost performance, it has broad application prospects.

是一种性能价格比十分优异的功能树脂，因此具有广阔的应用前景。

youdao