Measure pickup points diagonally using a beam compass 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。

Fitting rear cross member to the bodyfit rear cross member on the body and use a beam compass to adjust to the dimension on the right and left. secure the rear cross member with tensioning clamps.

将后横梁装配到车身将后横梁装配到车身上并使用长腿圆规调节左右两侧的尺寸。 用张紧卡箍固定后横梁。