The noise control steward service is not a new concept, instead a new management thinking and a new business mode that was put forward on the basis of customer demands and industrial status.
噪声控制管家服务不是一种新概念，而是在客户需求和行业现状的基础上提出的一种管理新思维和操作新模式。
Features: Industrial dust removal ability, with interiors of a large dust bag, Lamb Motor, and patent noise control system.
特点：工业吸尘能力，内设较大集尘袋，美国小羊电机，以及设有专利噪音控制系统。
Features: Industrial dust removal ability, with interiors of a large dust bag, Lamb Motor, and patent noise control system.
特点：工业吸尘能力，内设较大集尘袋，美国小羊电机，以及设有专利噪音控制系统。
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