1) stitch marker
定距轮
2) fixed tread type
固定轮距式
3) tread
[英][tred] [美][trɛd]
轮距
1.
This text introduced how to realize the hydraulic pressure stepless adjustment of front-wheel tread of wheeled tractors by hydraulic system which is composed of fuel pump, three position four-way directional control valve, overflow valve, restrictor valve and fuel tank.
介绍了利用由油泵、三位四通换向阀、减压阀、溢流阀、节流阀、油缸等组成的液压系统,实现轮式拖拉机的前轮距无级调整。
5) wheelbase
[英]['wi:lbeɪs] [美]['wil'bes]
轴距，轮距
补充资料：固定
①不变动或不移动的（跟‘流动’相对）：～职业丨～资产。②使固定：把学习制度～下来。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条