Double contact C3-HTG sealed bearings for quieter running and longer life.

双接触C3 - HTG密封轴承，可提供更安静运行条件，产品使用寿命更长。

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The system then automatically registers that the baggage is lost and double-checks the passenger contact details in order to notify them when the baggage resurfaces.

紧接着系统就会自动为乘客登记“行李挂失”，让乘客重新输入联系信息以便找到行李时可以第一时间通知失主。

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Gatland admits he has had no direct contact this year with the 28-year-old double Grand Slam-winner.

BBC: Wales' Gatland harbours Gavin Henson World Cup hope

The citral molecule has a double bond in its tail, which, when it comes into contact with acid, forms a circular structure.

FORBES: Magazine Article

Now Essex County Council's social services department has revealed the last contact social workers had with the family was in 2011, weeks before the double murder on 6 June.

BBC: Essex