The utility model belongs to the field of metal material cutting tools, especially fitting for boring processing of a small deep hole of brittle rare and precious metal material.
本实用新型属于金属材料的切削刀具领域，特别适合于脆性稀贵金属材料的小深孔套料加工。
The raw material logistics of the agricultural product deeply processing enterprises both in the field of academic research and in the actual operation, is of Paramount importance.
农产品深加工企业原材料物流无论是在学术研究领域还是在企业的实际操作中，都具有极其重要的意义。
An electron beam heating control method with controllable time zone and space zone belongs to material processing field.
一种时域和空域可控的电子束加热控制方法，属于材料加工领域。
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