Right front door frame B-pillar triangular block右前门框B柱三角块

Note:提示： ♦  The disassembly and assembly procedures for the B-pillar triangular block of the right front door frame are basically the same as those of the B-pillar triangular block of the left front door frame.右前门框B柱三角块与左前门框B柱三角块的拆装程序基本相同。 Reference: Left front door frame B-pillar triangular block参考：左前门框B柱三角块