大部分摄像机的上面都有一个小的螺丝孔用来把相机固定到一个三角架或者其他稳定的拍摄支架或结构上。
Most cameras have a small screw-hole somewhere on them that allows the camera to be mounted to a tripod or other steady filming stand or structure.
然后再吊起车辆的另一端，推出另一个转向架后，将车体落在第二个支架上。
Then the other end is lifted, the bogie rolled clear and the body lowered onto two more stands.
被药物涂布支架撑开的阻塞动脉，应该比单用金属架更能防止动脉血管的重新阻塞。
Clogged arteries propped open with drug-coated stents are less likely to re-clog than those supported by bare-metal stents.
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