The objective of the research is achieving the stable vertical take-off and landing of the aircraft and flying attitude adjustment in a small angle range.

本文工作目标是实现飞行器的平稳垂直起降和小角度内姿态调整。

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You also check for the valid Angle range when setting the value.

在设置值时，需要检查有效的角度范围。

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When the phase level was increased, the incident wavelength and the incident Angle range of the infrared anti-reflection were also increased.

台阶层数的增加，可增加红外抗反射入射波长和入射角的范围。

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The light, compact 3x zoom lens covers a frequently-used range of focal lengths from wide-angle 18mm to standard 55mm (35mm camera equivalent range: 27-82.5mm).

ENGADGET: Sony NEX-3N and Alpha A58 unveiled, heading to Europe this spring

Sharp, Clear 20x Lens: The FinePix F800EXR camera uses the FUJINON 20x Super Wide-Angle optical zoom lens that produces crisp high resolution results throughout the focal range, from 25mm wide-angle to 500mm telephoto, along with a Super Macro Mode that allow sharp focusing down to 5cm delivering the most brilliant detail possible.

ENGADGET: Fujifilm unwraps FinePix F800EXR camera with wireless sharing to Android, iOS

The SIGMA DP1 Merrill is designed for wide angle images, the SIGMA DP2 Merrill is for standard range, while the DP3 Merrill rounds out the series with a camera for all shooting situations.

ENGADGET: Sigma DP3 Merrill packs a Foveon X3 sensor and a fixed F2.8, 75mm-equivalent lens