Until this week, every attempt to tighten up the law had failed.

到本周为止，一切严格执法的努力都失败了。

They also have a free vote on a number of backbench amendments to tighten the law on abortion.

他们同样也对一些加强流产控制法的补充议案自由投票。

We will tighten oversight for production safety in accordance with the law and investigate and prosecute cases involving industrial accidents to the full extent of the law.

要依法加强监管，严肃查处安全生产事故。

Administrative departments for industry and commerce shall, according to law, tighten supervision and control over the markets of the agricultural machines manufactured.

工商行政管理部门应当依法加强对农业机械产品市场的监督管理工作。

Public anger over the incident hastened the passing of a food-safety law in 2009 which was intended to tighten standards, improve supervision and impose tougher penalties on violators.

公众对此事的愤怒促成了2009年食品安全法的颁布。此法主要用于提高食品标准，提高监管力度以及加强对违法者的惩罚力度。

The proposed law would require employers to sign contracts with all workers and to pay severance to fired employees, and tighten job protection for older workers and sole breadwinners.

该拟议的法律将要求雇主和所有工人签署合同，而且向被解雇的雇员支付遣散费，并加强对年老工人和单职工的保护。

The flow conservation law of belt drive is introduced and the conclusion that the tension difference between the tighten belt and the looser leads to speed difference is proved.

介绍了皮带流量守恒定律，根据此定律论证了皮带松紧边拉力差导致速度差这一结论。