The adhesive strength of the films to the substrates, diamond-coated tool wear and surface roughness of the workpiece were further studied by turning glass fiber reinforced plastic cylindrical bars.
通过玻璃纤维增强塑料的车削试验，研究了薄膜与基体之间的附着强度、涂层刀具的磨损和加工工件的表面粗糙度。
Cylindrical worms are usually worked by formed turning tool or milling cutter. It is inefficient. The tooth shape is difficult to control and the quality is not easy insured.
通常圆柱形蜗杆都是用成型车刀或铣刀加工，效率低而且齿形不易控制，质量也不易保证。
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