Disc brakes all around became standard and the bell-housing of the front axle was changed to accommodate larger reduction-gears.
碟刹成为各地标准和贝尔住房的前轴改变,以适应更大的还原齿轮。
2
Long lead-time material for the additional vessels will include diesel engines, water jets and reductiongears.
额外联合高速船的长期材料包括柴油发动机、水力发动机和减速齿轮。
3
The funds will be used to purchase long-lead time materials and major equipment, such as the main reductiongears, in support of the new ship and to perform initial design and planning.