查询词典 angle of reflection

Many phenomenon due to deep dip angle coal seam mining are still explained very well. There are a lot of deep dip angle coal seam mining district in China, the problem of miming subsidence is very general, so the research is of theory mining and practical value.

实践中，我国很多矿区有大量的倾斜煤层存在，倾斜煤层开采沉陷与变形预计问题普遍存在，需要我们对这类矿山的地表移动规律问题进行全面研究，因而该项研究具有重要的理论意义和生产实用价值。

The stress distribution on the wall of directional well is analysed, and a borehole stability model for the formation with dip angle in directional well is established. The influences of dip angle and trend on borehole stability are discussed.

建立了弱面地层数学模型，分析了斜井井壁岩石应力状态，推导出了井壁岩石最大主应力与低强度地层法向夹角的计算公式，建立了用于大倾角地层钻井液密度安全下限的力学模型，详细分析了倾斜地层的倾角和走向对井壁稳定性的影响。

Considering azimuth angle and elevation angle of star sensor, a new method about images simulation of star sensor was presented.

考虑了星敏感器的方位和俯仰角度，给出了一种星空背景和目标的星敏感器序列图像模拟方法。

The structural parameter including span, height of north wall, angle of elevation of north slope, angle of south surface, project width of south surface, height of the greenhouse, shape of south surface were optimized.

日光温室是一种在室内不加热的温室，即使在最寒冷的季节，也只依靠太阳光来维持室内的温度水平，以满足蔬菜作物生长的需要[1]。

In the modal of computing elevation angle and azimuth angle of satellite,we ignore the impact of precession,nutation and pole shift in the process of coordinate system transformation due to their small effects.

在卫星俯仰角和方位角的计算模型中，针对岁差、章动和极移的影响相对于卫星位置是二阶小量，因此在坐标系转换过程中忽略岁差、章动和极移的影响。

First, the basic tracking laws of the user satellite s satellite-satellite antenna are deduced and according to several different conditions, the expressions for the azimuth angle and elevation angle of the satellite-satellite antenna are revised.

针对几种情况，并考虑地球的隔断影响和天线的自身限制，对星-星天线的方位角和俯仰角表达式进行了修正和补充。

the conditions of acquisition of minimum deviation is proved by means of rolle's theorem and the reversibility principle of beam path for triple prism, it is that the angle of incidence is equal to the angle of emergence for monochromatic incident beam.

利用数学中的罗尔中值定理及光路的可逆性原理证明了三棱镜获得最小偏向角的条件，即单色光线的入射角等于出射角。

Emotional impulse and eruption make the creators body fiercely turbulent and intensive, emotions then link with poetry through the sustainer of body, we study the relations between poetry and emotions from the angle of emergence of poetry; But from the angle of reading of poetry, emotions in poetry contain movements, and can make muscles intensive-, vigour inspiring, blood boiling.

情感冲动与爆发使创造者的身体产生剧烈的动荡、紧张，情感从而通过身体这个承受体与诗发生联系，这是从诗的产生来看诗与情感的关系；从诗的阅读来看，诗中的情感隐含着身体的动作性，能让人肌肉紧张、精神振奋、血液沸腾。

Angle of Incidence The angle between an incident ray and the normal to a reflecting or refracting surface.

入射角度入射光与照射在反射或折射平面上的正常光线之间的角度。

Another object of my invention and one of the primary ones is to provide such a section and means for changing the angle of incidence of the section with respect to the angle of the primary wing surface of a seaplane of which it may be an essential part.

另一个目的，我的发明和其中一个主要的是要提供这样的一节和手段，改变入射角，该科与尊重的角度来看，主要翼面的一个水上飞机的，它可能是一个不可或缺的部分。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。