研究了双摇杆机构摇杆极限位置的确定方法，并以实例进行了验证。
This paper studies the limit place about double-rocker mechanism. Verification has been carried out on this method with concrete examples.
用这种方法设计的双摇杆导引机构能满足平管机械对较大直线位移的运动要求 。
On the basis of kinematics and geometry principle, the mathematical model for the double rocker arm mechanism was established.
这种双摇杆变幅机构可用于浮式起重机的带载变幅作业，具有高的生产率和作业灵活性。
The double rocker mechanism (with back rocker driving) is used to luffing operation of floating crane. It has high productivity and transfer flexibility.
这种双摇杆变幅机构可用于浮式起重机的带载变幅作业，具有高的生产率和作业灵活性。
The double rocker mechanism (with back rocker driving) is used to luffing operation of floating crane. It has high productivity and transfer flexibility.
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