The nonlinear relationship between roll crown of CVC rolls and their shift amount is first deduced. The concept of crown limit is first given in the paper.

首次推导出了CVC轧辊凸度与轧辊轴向移动量之间的非线性关系，提出了凸度极值的概念。

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But in a letter clarifying the affair, Mr Starmer said that advice from Crown Prosecution Service lawyers to detectives "did not limit the scope and extent of the criminal investigation".

但在一封澄清事实的信件中，斯塔·梅尔先生说到，皇家检察署的侦探意见是“不要限制案件调查的广度和深度”。

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Warwick Crown Court was told Mr Booth was travelling at 55mph despite gantry signs displaying a 40mph limit.

BBC: Priyanka Bhogal