The traditional process planning is difficult to be standardized, low design efficiency and goes against uniform management maintenance.
传统的工艺设计难以标准化、设计效率低、不利于统一管理与维护。
Uniform gauge and color maintenance.
统一规格和颜色维护。
Uniform bolt tightening. It is helpful to railway construction and maintenance.
螺栓拧紧质量均匀，是铁路线路施工和维修的好帮手。
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