AHR 二爪密封型機械夾爪

https://drive.google.com/open?id=1UKP3RaQlC7cEP-7X_n32jXVRYpgve9el
https://drive.google.com/open?id=1UKP3RaQlC7cEP-7X_n32jXVRYpgve9el