以下为句子列表：
英文: Model DQZJ—20Y hydrodynamic drive drilling rig, provided with hydraulic gearbox, possesses soft transmission and high adaptability to the load change, and can realize stepless speed and torque regulation and inverse-rotation brake.
中文: 20Y液力传动钻机采用液力机械变速箱，传动柔和，适应外载荷变化的能力强，可实现无级变速变矩及反转制动。
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