The product specification is complete, the performance is advanced, the operation is convenient, evaluates after the domestic expert, its performance has achieved the international advanced level.

产品规格齐全，性能先进，操作便捷，经国内专家评定，其性能已达到国际先进水平。

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Carriage board: as peculiar specification plywood carriage board, with whose advanced treating handicraft, at ease plain product quality, has passed ISO9002 international quality level attestation.

客车厢板：作为特殊规格的胶合板——客车厢板，以其先进的加工工艺，自然质朴的产品质量，通过了ISO 9002国际质量标准认证。

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The spline specification tables now include a greater number of tolerance level selections. These tolerance classes were added for greater selection to suit end product needs.

花键的规格表中，提供了多种公差水平的选择，以适应最终装配需求。

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