求翻译：前、后安全梁的底梁内侧正对车架底盘上纵梁中心线的位置上，分别焊接装配前、后各两个主吸能器、再在前、后底梁中心线上及两旁空腔位置，视不同载重车型所需吸能量的大小，均匀配装若干个副吸能器；是什么意思？

First, after the bottom beams inner An Quanliang positive frame chassis stringer centerline position, respectively welded assembly before and after each of the two main energy absorber, and then the front, after the end of the beam center line and on both sides cavity location, depending on load mod

Front and the rear of the frame on the inside of the frame is on the chassis rail center on the position of the lines, respectively, before and after welding with the two main energy-absorbing, and then in the front and back center line on both sides and an empty cavity position, depending on the de

The before and after security Liang's bottom millstone inside to the frame chassis on in the carline middle line position, the distinction weldment before and after each two main power absorbers, again in the before and after bottom millstone middle line and both sides the cavity position, regards t

Before and after the security end of beam longitudinal beams on beams inside the frame chassis on the position of the center line, welding Assembly before and after each of the two main energy-absorbing devices, then at the end of both before and after the beam and cavity on both sides on the center

正在翻译，请等待...