| 摘要 |
<p>The armoured vehicle has periscope signts for the driver, with a main periscope (9) for frontal viewing and a secondary equipment (12) for viewing to the rear and side. The main periscope has mirrors at the two front edges of the vehicle so that gaps can be judged. The lateral periscope has one mirror (7c) at the rear and a second mirror (7b) at the side, so that the driver can accurately judge the spacing of the vehicle from an incline, step etc.</p> |
