以下为句子列表：
英文: The principal axis of the distributing valve is in the form of double ways for high voltage oiling and double ways for sealing, which ensures fully supply for lubricating oil, greatly decrease in wear and tear, highly improvement in service life, few cons
中文: 分配阀主轴采用高压双注油双道密封结构，保证了润滑油到位充足，用寿命大幅度提高，并且润滑油消耗量极少，节省油料，降低了运行成本。
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