Transmission : normally meshed helical gear drive, coupling sleeve shift and two lever operation. The transmission has five forward speeds and four backward speeds .
变速箱采用常啮斜齿轮传动，结合套换档、双杆机械操纵，前进五档、后退四档。
2
Research the coupling of pier-water, especially the influence to the vibration speciality of pier from high water lever to give the referenced.