冷挤压能保证被压制或“未加工”的零件尺寸十分精确，因为它被精确地按模具的尺寸和形状成型。
Cold compaction ensures that the as-compacted, or "green", component is dimensionally very accurate, as it is moulded precisely to the size and shape of the die.
为了保证用轨迹成型法加工光学零件的面形精度，对精密磨削机床影响工件面形误差的因素进行了理论分析。
In order to guarantee surface precision of using locus shaping method machining optical parts, the factors of fine grinding machine which affects surface error of part is theoretically analysed.
实际应用结果说明了辅助指令在编程中的使用好坏，对保证零件的加工质量和精度有着积极的现实意义。
The result on actual application shows that the application of auxiliary instruction in programming plays an important role in guaranteeing the quality and precision of spare parts processing.
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