Where we left off last time, Steve had just introduced his company's services and asked Linda a needs analysis question. Now lets listen as he clarifies her needs and makes his pitch.
A theoretical analysis of the varying pitch screw in mathematics, physics and shaping principle was presented.
对变螺距螺纹的成形原理进行了分析。
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This article brings to Light the internal relations and difference between single pitch diameter and actual pitch diameter by means of geometrical analysis of several parameters of pitch diameter.