采用四轮驱动送丝机，受焊接电源控制，送丝稳定，启动，制动良好，维护方便。
Wire feeder of four drive roll system is controlled bu welding power source with the advantages of stable feed speed, good start and brake characteristics, easy to move.
也就是说，仅在地面低附着力的路况下，如越野路面、雪地或结冰时，采用四轮驱动的方式。
That is, only for use in low-traction conditions, such as off-road or on snow or ice.
四轮驱动混合电动车辆稳定性控制逻辑建议采用后马达能量回收制动和一个电液制动器（EHB）。
Vehicle stability control logic for a four-wheel-drive hybrid electric vehicle is proposed using the regenerative braking of the rear motor and an electrohydraulic brake (EHB).
采用液力机械传动、四轮驱动，具备较大的驱动力和掘起力：转弯半径小，轻便灵活，尤其适合狭窄场地作业。
Hydromechanical transmission, four-wheel drive offer larger driving force and breakout force: light and flexible small turning radius is particularly suitable for limited field.
采用液力机械传动、四轮驱动，具备较大的驱动力和掘起力：转弯半径小，轻便灵活，尤其适合狭窄场地作业。
Hydromechanical transmission, four-wheel drive offer larger driving force and breakout force: light and flexible small turning radius is particularly suitable for limited field.
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