The practical investigation on the razor blade of scissors of steel plate was conducted and it's life was improved notablely.
并且在钢板的剪切机刀片上作了实际考核，寿命大大提高。
2
Adopting spherical mirror and plane mirror can notablely improve the utilization of the light source in the system of light source.
在光源系统中采用球面聚光镜和平面反射镜，可大幅提高光源的利用率。
3
In addition, with the increasing distance between the filament and the substrate, the crystalline volume fraction and the grain size of poly-Si films notablely decrease.