Carbon fiber is put on the frame of the direction of stress and strength layered-over.

碳纤维车架是把碳纤维对着发生应力的方向层层叠而得到强度。

youdao

Therefore, the bamboo fiber fast, simple and effective method of identifying a future research direction.

因此。竹纤维快速。简便。有效的鉴别方法是今后的研究方向。

youdao

Therefore, the bamboo fiber fast, simple and effective method of identifying a future research direction.

因此。竹纤维快速。简便。有效的鉴别方法是今后的研究方向。

youdao