H32 H38立体凹槽烤漆龙骨。
主骨:32mmx24x3600mm 38mmx24x3600mm
32mmx24x3660mm 38mmx24x3660mm
32mmx15x3600mm 38mmx15x3600mm
32mmx15x3660mm 38mmx15x3660mm
副骨:32x15x1200mm 32x15x1220mm 32x15x600mm 32x15x610mm
38x15x1200mm 38x15x1220mm 38x15x600mm 38x15x610mm
边骨:22x22x3000mm 24x24x3000mm 2020x3000mm