... saft range of stress ==> 疲劳极限 sag adjustment ==> 挠度调节,垂度调节 sag bolt ==> 防垂螺栓,顶板下沉测量锚杆 ...
双语例句
1
The left supporting roller and the right supporting roller have free adjustment function from 35 degrees to 60 degrees, and can effectively reduce the sag resistance.