完善的售后服务是先进技术向生产力转化的重要保证，我们的工作人员将协助您将产品装入塔内，并可提供开车指导和培训服务。

Consummate after service is the impartment guarantee. our after services provided include installation guidance start-up of the plants and technology teaching.

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大卫通过评估可以衡量成效如何，他在确保高生产力水平是他的经营管理，让员工以满足最后期限和的动机和工作人员的士气。

David could measure his operational management by assessing how effective he is at ensuring high productivity levels, getting staff to meet deadlines and the motivation and morale of staff.

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