直射光

直射光照明既刺目又呆板。

Direct illumination is harsh and unflattering .

直射光比漫射光更有利于阅读。

Direct light is better for reading than diffuse light .

用大盆进行盆栽时，它们果实的产量非常丰富，树木大约1英尺（30cm）高，一般种植于靠近窗户的直射光。

They are very prolific when grown in large pots , 1 foot ( 30 cm ) or more across , in direct sunlight near a window .

温室方位和地理纬度对太阳直射光透过率的影响

Effects of Greenhouse Orientation and Latitude on Direct Solar Radiation Transmissivity

全息图数字再现中消除直射光的一种方法

An approach to eliminate direct light in numberical reconstruction of holograms

在直射光与散射光照射下，病斑都能产孢。

Lesion can produce spores under either direct light or distributed light .

论杉木人工林中直射光的透过

Studies on the transmission of direct light in plantation of Cunninghamia lanceolata

温室直射光环境界面化模拟计算软件的研制

Study on direct solar radiation analysis software of greenhouse by using interface simulation techniques

在臭氧紫外吸收带内直射光路上光强比的逆转

The reversions of the light intensity in the sunlight direction in the ultra-violet ozone absorption band

冠层对太阳漫射光的消光系数由作物株型确定，对直射光的消光系数由株型和太阳位置确定。

The extinction coefficient for diffuse and direct radiation is given by crop canopy architecture and solar position .

间接光是直射光照射到物体上被反射出来的光线。

Indirect light is bounced light that reflects from an object when it is affected by direct light .

分析了直射光、漫射光的差异，设计了具体测量方案，提出了抗尘指数的概念。

The differences between defusing light measuring and direct light measuring were analyzed and the means of the measurements was recommended .

在低纬度地区，上述各要素（除纬度外）对温室直射光透过率的影响效果均显著小于高纬度地区。

In low latitudes , effects of the above-mentioned factors ( except for latitude ) are less remarkable than in high latitudes .

种植于光线好，但不能是直射光的地方，在其生长时期只需施肥2到3次即可。

Set in a well-lit spot away from direct sun , and feed the plant sparingly two or three times in the growing season .

本文对其中的直射光、上层树种、草本和灌木等3个群落结构特征因子进行研究。

The influence of 3 community characteristics factors of direct sunlight , upper canopy species , herbs and shrubs were studied in this paper .

这也许包括使用一个灯罩，或挂一条白色床单在一扇打开的车窗或窗帘接收直射光。

This might include using a lamp shade , or hanging a white sheet or curtain over an open window that receives direct light .

现在，位于旧金山的一家太空中心表示，昨晚，旧金山上空出现了一道直射光。

Now a space center in San Francisco says its sky calls about the straight of light in the sky that appeared last night .

同样地，拥有一个较小的光源，给出区域通常要么全部或没有收到的直射光-生产更深的阴影。

Similarly , with a smaller light source , a given region usually receives either all or none of the direct light & producing much deeper shadows .

不过一个在一月份出版的环境与生态前沿杂志中说到直射光只是其中的一个问题。

But a study in January 's issue of the journal Frontiers in Ecology and the Environment says direct light sources are only part of the problem .

定量讨论了像元地表的起伏和地理位置的不同对地表直射光辐射的影响以及这种影响造成的像元遥感数值的变化。

The paper discusses quantitatively effects of terrain relief and geographic location of pixels on direct solar radiation and change of remotely sensed value caused by such effects .

太阳直射光比例越高，在风速越小时，不同太阳天顶角情况下的水体表层下行光场平均余弦的差别越大，而风速越大，其差别越小。

In the condition of higher percentage of the direct sunlight , the difference of the mean cosine of different zenith angle is inversed with the wind speed .

热释电探测器为交变信号检测器件，根据这一原理，研制了一种新的激光训练系统，完全解决直射光的问题。

Pyroelectric detectors depend upon alternating signal , based on which a new kind of laser training system was developed , and the problem of direct light was solved .

测量日照时数需判断光照是否直射光及其强度是否超过规定值。

For measuring sunshine duration , it is need to determine whether the ray is direct light and whether its irradiance is more than or equal to a defined threshold .

应用数学模型分析了温室方位、连栋数、季节及地理纬度对太阳直射光透过率的影响。

Effects of greenhouse orientation , number of spans , time of year and the latitude on the direct solar radiation transmissivity into greenhouses were analyzed using a mathematical model .

所推导的森林生育地因子皆与地形和位置有关，推导的因子包括温度指数、合成水分指数、全天空光空域及全年直射光空域。

The derived factors associated with the influences of terrain and spatial distribution included the temperature index , synthetic moisture gradient , whole light sky space , and direct light sky space .

就比如这个雪堆的左方基部，不仅有来自太阳的直射光，还加入了地面的反光，所以显得特别亮。

Just to the left of the base of the pile , the snow on the ground becomes very light where the reflected light is added to the direct illumination from the sun .

对色素提取液进行避光、直射光、室内散射光处理，发现色素对光照较敏感，易损失，应进行避光保存。

With treatment of light avoidance , straight light , dispersion light , it was discovered that the red pigment was susceptive to light , the pigment should be storaged in no light environment .

首先，通过同一球面上两球冠面积之比，解决了车灯中直射光与反射光的能量之比问题；

First of all , through being the same two ball last area sphere than , it solves that car light is under the Central more Committee to shoot out and reflect by all energy proportion problem ;

遥感图像中阴影是由于光源发出的直射光完全或部分被阻塞产生的，其中包括高层物体的投影和该物体本身投射在地面上的阴影。

Shadows in a remotely sensed imagery occur when objects totally or partially occlude the direct light from a source of illumination , which include shadows cast on the ground feature by high-rise objects , and self shadows .

通过合理的假设与推导，将汽车车灯线光源的直射光与反射光的总功率之比近似地转化为两部分球冠面积之比；

By reasonable hypothesis and deduction , the power ratio of straight light to reflect light from linear vehicle light source is approximately converted to the area ratio of the spherical crown in this article by the author .