“螺栓”造句

确保用螺栓把框架牢牢地固定在地面上。
Ensure that the frame is securely fixed to the ground with bolts.

盒子用螺栓旋紧了.
The box was bolted down.

螺栓的孔眼完全合适.
The holes for the bolts register perfectly.

• #螺栓