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[单选] 2．根据下图所示机构的尺寸和机架判断铰链四杆机构是_______。YpYICUfRrbHbJIAcAHERTRFeW46r2yeEsbOosUMEDKInFt6OxSQLnNIMdqHFF26Z7N0Q2QskldGzurFFAg0puYziir5M7J4AZIOSGz3SQbFAgCkt7DOKRsUDs3Yxog5YbOdpcsUsAHJgOjLBI6B0MbIOWAyHYLo4BRIBwFDJDC0cl6GQWMAjmggAFSDohstzAKGAXCUcAAKRydrJdRwCiQAwoYIOWAyHYLo4BRIBwFDJDC0cl6GQWMAjmggAFSDohstzAKGAXCUcAAKRydrJdRwCiQAwoYIOWAyHYLo4BRIBwFDJDC0cl6GQWMAjmggAFSDohstzAKGAXCUcAAKRydrJdRwCiQAwoYIOWAyHYLo4BRIBwFDJDC0cl6GQWMAjmggAFSDohstzAKGAXCUeB/ARS9D1CVH3wdAAAAAElFTkSuQmCC
发布时间：2024-03-05
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a. 曲柄摇杆机构
b. 曲柄滑块机构
c. 双曲柄机构
d. 双摇杆机构