Convertible top opens and closes very slowly. Hydraulic unit makes noises.

顶蓬开关很慢, 液压单元有噪音.

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Start the hydraulic unit for the power tong, please.

请起动液压大钳动力装置.

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Products to Circuit boards, logic system, hydraulic parts, mainly hydraulic unit.

产品以油路板 、 逻辑系统 、 液压件 、 油压单元为主.

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A tank for the hydraulic unit is located in the front of the substructure.

坦克液压单位坐落在前面的子.

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