With the increase of the vehicle amount, traffic accident occurrence frequency in China has risen.

随着汽车总量的增长，我国已成为交通事故发生频率最高的国家之一。

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Hot strip working roller endure the major alternating load on line, if control unsuitable easy to cause accident occurrence.

热轧带钢工作辊在轧制生产中，承受较大的交变载荷作用，在轧制生产中如果控制不当，极易出现轧制事故。

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The electric blanket is cheap and friendly, if using isn't appropriate, or the mass anti pass and come fire hazard very easily etc. accident occurrence.

电热毯便宜、好用，如果使用不当，或者质量不过关，就很容易导致火灾等意外发生。

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It is true that a spontaneous occurrence of the multiple system failures necessary to cause a severe accident and large radiological release is typically a very improbable event.

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"Operations Director Carlos Murrieta pointed out that we have reduced the occurrence of accidents in recent years, " Pemex said on its Twitter page, adding that its accident rate was below international standards for similar companies.

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