星座的俯角降到了地平线以下。
但须注意，不应用极度的俯角或仰角。
But should note that no application of extreme bow Angle or elevation.
俯视雷达测量地面目标时会受到临界俯角的限制。
A down-looking radar was limited by a critical depression Angle when it detects the target on the ground.
展开后的太阳能电池板面与探测器轨道轴成30度俯角。
After deployment, the solar panel plane is canted by 30? To the spacecraft pitch axis.
用拍摄角度来着重强调主体。但须注意，不应用极度的俯角或仰角。
Shooting Angle with the main emphasis. It should be noted, does not apply extreme Angle of depression or elevation.
由于低层大气的折射效应，俯视雷达的俯角和入射角将随气象条件而变化。
Owing to refractive effect in lower atmospheric, the depression and incident angles of down looking radar vary with weather conditions.
本文首先讨论汽车平视显示器(HUD)中，显示图象的感觉和俯角之间的关系。
First this paper discusses the relation between perception of displayed image and Angle of depression in automotive Head_Up Displays (HUDs).
现行国标GB5768-1999中对路上交通标志设置俯角没有详细规定，也缺少相关应用范例。
Traffic sign' s depression angle setting above road has not been regulated in detail by GB5768-1999, and there is no pertinent applied example.
现行国标GB5768-1999中对路上交通标志设置俯角没有详细规定，也缺少相关应用范例。
Traffic sign' s depression angle setting above road has not been regulated in detail by GB5768-1999, and there is no pertinent applied example.
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