A.125±10mm B.120±10mm C.125±5mm D.130±10mm
A.自動制動閥 B.單獨(dú)制動閥 C.分配閥 D.中繼閥
A.36mm及155+20mm B.40mm及160+3-5mm C.40mm及155+20mm D.36mm及160+3-5mm