In order to improve the ride comfort of off-road vehicles, the relation between the quarry terrain unevenness and the wheel jumping estimation were researched.

为提高越野汽车的平顺性，研究了典型越野路面不平度与车轮跳离路面量间的关系。

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Mr Strickland, 36, was found shot dead in a car on Quarry Road near Comber on 11 January.

BBC: Two more men charged over Philip Strickland murder

Mr Strickland, who was 36, was found dead in a car on Quarry Road, off the Ballydrain Road, on the night of 11 January.

BBC: Three men charged with Philip Strickland murder

Chi Yuen Li, 38, of Quarry Pond Road, Worsley, was jailed for six months.

BBC: Manchester Chinatown fight: Twelve men sentenced