Provide technical direction for field activities.

为场地活动提供技术指导。

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strengthen and coordinate control measures and ensure field activities are sustained;

加强和协调控制措施并确保维持现场活动；

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Hart does not lack confidence when it comes to challenging questions about his on - and off-field activities.

当有人质疑哈特场上和场下的表现时，他从来是自信满满。

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Onboard course work will be augmented with shore-based study and field activities at each port of call.

CNN: 'Scholar Ship' ready to set sail

Like Cipriani, who had a much-publicised split with model and actress Kelly Brook, Henson has often been in the public eye as much for his off-field activities as his on-field accomplishments.

BBC: Wales' Gatland harbours Gavin Henson World Cup hope

However it is the behind the scenes, or off the field activities, that make up most of the feedback in the NFL. Each of the NFL teams, on most weeks play on either Sunday or Monday night and have the rest of the week to receive feedback from the coaches.

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