Fit the dial gauge with some preload and measure the lateral runout at the greatest external diameter of the brake disc.
在带有一定预载的情况下安装百分表，然后测量制动盘最大外径处的横向跳动。
2
The left iliac artery and the distal abdominal aorta were retracted to the right side at the l4-l5 disc level by a measuring retractor to which a strain gauge was attached.