树冠层是大多数树木的上层部分。
雨林有自己完善的系统来确保自身的生存；高大的树木有枝叶形成的树冠层来保护自身，树冠也保护着矮小的植物以及动物不受暴雨、酷暑及强风的侵扰。
Rainforests have their own perfect system for ensuring their own survival; the tall trees make a canopy of branches and leaves which protect themselves, smaller plants, and the forest animals from heavy rain, intense dry heat from the sun and strong winds.
刚果军中一名中尉似树冠层里哀嚎的猴子，毫不遮掩沮丧之意。
AS MONKEYS howl in the jungle canopy above, a weary Congolese army lieutenant makes no secret of his frustration.
研究表明对果树冠层光合影响最大的因子是太阳高度角和果树的冠层结构。
Research proved that the most important factors are the elevation Angle of the sun and the structure of canopy.
这种真菌，属Ophiocordyceps种，以生活在泰国雨林树冠层的木蚁为目标。
The fungus, a species of Ophiocordyceps, targets carpenterants living high in Thailand's rain forest canopy.
要是你厌倦了扮演海盗，你可以爬50英尺，进入树冠层，学泰山人猿一样荡缆绳。
But if you get tired of playing Blackbeard, you can climb 50 feet into the canopy and make like Tarzan on the zip line.
现在，勇敢的旅行者也可以抢占这雨林树冠层以上的黄金位置来享受一场热带鸟类生活的视觉盛宴。
Now the intrepid traveller, too, can scramble up above the rainforest canopy to be put into prime viewing position for a visual feast of tropical avian activity.
在一次森林调查期间，从一架飞机负载的激光雷达上扫射出一束发出大约一秒7万次脉冲的红外光从树冠层上穿过。
During a forest survey, an aircraft-borne lidar sweeps a beam that fires about 70,000 pulses a second over the canopy.
在一次森林调查期间，从一架飞机负载的激光雷达上扫射出一束发出大约一秒7万次脉冲的红外光从树冠层上穿过。
During a forest survey, an aircraft-borne lidar sweeps a beam that fires about 70, 000 pulses a second over the canopy.
正常蚂蚁极少会偏离树上的臭迹，不过“僵尸”蚂蚁却漫无目的四处晃荡，而且它们还经受着痉挛的折磨，使它们从树冠层掉下去。
While normal ants rarely deviate from atrail along a tree, zombie ants wander aimlessly, and they suffer convulsionsthat cause the animals to fall out of the forest canopy.
这架飞机上的一个探测设备记录下它收到脉冲反向散射所需时间而且这个时间可用于计算到森林树冠层和到树冠层下土壤的距离，以此而计算出树干高度。
A sensor on the aircraft records the time it takes to receive the backscattering of pulses, and that is used to compute distances to the forest canopy and to the soil beneath.
采用LAI-2000冠层仪和照度计进行行间叶面积指数、株间透光率及树冠中部光照强度日变化进行测定；
Interplanting leaf area index, the daily changes of light transmittance and light intensity in the middle part of the canopy are observed with the LAI-2000 type and photometer.
柞蚕场的树冠类型和冠层结构是影响蚕场光合生产力的主要因素之一。
Tree crown form and canopy structure of the tussah-feeding oak forest are important influencing the photo-productivity of the stands.
记住你的天篷开始您的评论或规划和工作贯穿到地平面，最后，床边缘，一旦层或至少是树冠和流通领域的定义。
Remember you start your review or planning at the canopy and work down to the ground plane and finally, the bed edges, once the layers or at least the canopy and circulation areas are defined.
并就不同冠层对光吸收的贡献与树冠结构动态分析及抚育间伐修枝方面的关系进行了讨论。
Furthermore, the relationships among contribution of different layers of tree crown to light absorption, dynamic analysis of tree crown structure and thinning as well as pruning were discussed.
在景观的种植层包括树（树冠）和林下层以及地平面上，最重要的一层。
The planted layers within a landscape include the tree (canopy) and understory layers as well as the ground plane, the most important layer.
在景观的种植层包括树（树冠）和林下层以及地平面上，最重要的一层。
The planted layers within a landscape include the tree (canopy) and understory layers as well as the ground plane, the most important layer.
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