Owing to the calculation complex of compoundmechanism drive rate, this paper introduces a kind of calculation of the drive rate on the typical compoundmechanism.
由于合成机构的传动比计算较复杂，给出绍了典型合成机构传动比的计算。
2
Present a method of sharpening twist drills in the interior conical surface and exterior conical surface grinding wheel. A novel sharpening device of linkage-gear compoundmechanism is designed.
提出了利用外锥面砂轮实现内锥面刃磨钻头的方法，设计了实现该方法的连杆齿轮组合机构。
3
Objective To study the germicidal mechanism of propolis - silver ion compound nanometer emulsion.