英语词典
design of the aluminum alloy twist gear wheel with three tooth used in roots rotors blower based on parameterization
罗茨风机铝合金扭叶形三叶轮的参数化设计
互联网摘选
a study of designing the twist gear of new twisting machine
新型捻线机捻度变换齿轮设计探讨
A large rake gear shaper without theoretical errors is designed, at the same time, the tool sharpening methods and related device are given. The Tool Grinding of High-speed Steel Twist Drill while Processing Different Materials
提出一种大前角、无理论误差的插齿刀及其刃磨原理和刃磨装置。加工不同材料时高速钢麻花钻的刃磨
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