Measure pickup points diagonally using a beamcompass or an electronic measuring system and compare the symmetry.
使用长腿圆规或电子测量系统测量各对角的抬起点，然后比较其是否对称。
2
Fitting rear cross member to the bodyfit rear cross member on the body and use a beamcompass to adjust to the dimension on the right and left. secure the rear cross member with tensioning clamps.