After setting up mathematics model for liquid tank vehicle rollover, the rollover threshold for partially filled tank vehicle during steady state cornering is studied.

• 由于非满载罐内液体货物的晃动,运输液体货物的罐式汽车与运输固体货物的汽车在弯道或变道行驶时,其侧翻稳定性将发生较大的变化。