protecting shield meaning in English

防护遮板
护罩

2 . reduce the tension of belt improve the 3 . environment , add protecting shield 4 . keep away oil from the belt or use oil resistant belts
理想的方法是每个月都对所有的传动带进行一次有关磨损和合适张力的检查。
C try the on - screen adjustment menu . d pay attention to the light refection on the screen . if the display featuring with the light resistance , the text will become clear and it will be no need for any protecting shield
D注意显示器萤幕上的反光，如果显示器具有抗反光及抗眩光的功能，那么在使用的时候，使用者的眼睛就会觉得显示器上的字非常的清晰，也就不需额外花费购买护目镜来增加困扰。