Fortunately, the correct cutting speed can be estimated with reasonable accuracy from tool-life graphs or from the Taylor tool life Relationship, provided that necessary data are obtainable.
幸好，正确的切割速度可以根据刀具寿命表或者刀具寿命泰勒方程估算出来，并有一定的合理精度，如果在必要的数据都具备的前提下。
Objective To evaluate the diagnostic accuracy and safety of cutting needle biopsy for diagnosis in children with solid tumors.
目的评价切割针刺活检术在儿童实体肿瘤诊治中应用的准确性和安全性。
In the cutting process of elastomer material with unique, small cell structure, it is difficult to guarantee the dimension and shape can meet the high accuracy requirements.
在对独特的含有大量微孔结构的非金属弹性材料的加工中，如何来保证其尺寸及形位精度和表面的质量是个难点。
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