查询词典 birds

The country's vast stretches of bushland and woodlands are home to an astonishing array of bush birds, including giant birds of prey.

该国大片的灌木丛和森林是数量惊人的丛林鸟类的家园，包括大型猛禽。

Record the kinds of birds observed, and teach them to identify birds by significant characteristics like the red male and green female cardinals , the black caps and white cheeks of the chickadee .

记录观测到的各种鸟类，告诉他们可以根据各种鸟不同的特征对他们加以鉴别，比如北美红雀，红色为雄鸟，绿色为雌鸟；而北美山雀的特征则是黑顶，白颊。

The thieves had taken quetzal and cotinga birds, from Central and South America, and birds of paradise from Papua New Guinea.

窃贼盗走了克沙尔鸟和伞鸟，来自中美洲和南美洲，和鸟类的天堂巴布亚新几内亚。

The full stress optimizes the application in connecting a design of greenhouse with; Even the experimental study of the only warm environment of winter of a plastic greenhouse; Intensify the current situations and trends of raising pig"s craft development; The scale beasts and birds cultivate the technical research progress of the environmental project; Effective way utilized in recycle treatment of the beasts and birds offal; The nourishing oral liquid culture current situation of Japan and new technology; Engineering of animal husbandry of our country and industrialized development are 20 years; Technological economic analysis that heat energy retrieves in winter of chicken coop of North China; Connect large-scaly with the design and test of the natural day-lighting of a chicken coop; Even the experiment research of the environment of summer of a chicken coop; The pig house cools the current situation of technological application study in summer; Application and design of the vertical ventilating system of pig house; The evaporation of agricultural building cools the current situation and prospect of technological study and application; Of our country the South open to cool the question summer in chicken coop; Vertical air current organization that ventilated of chicken coop; Innovation and Development of China"s Animal Husbandry project Science and Technology; The pig farm of scale is raised in the shed and raised the clean production technology mode scattered to study; the Project of the cow is raised in the shed in the scattered fence; Give up and raise sheeps new craft mode to visit for the first time in scale; The piglet keeps the case warm one degree of characteristics of playground of body temperature is studied; Structure optimization of the joining type pig house of roof truss of light steel; Lose electrical power such nearly one hundred as the impact on airtight type hot wet environment of pig house ,etc.

满应力优化在连栋温室设计中的应用；连栋塑料温室冬季光温环境的试验研究；集约化养猪工艺发展的现状与趋势；规模化畜禽养殖环境工程技术研究进展；畜禽废弃物的资源化利用的有效途径；日本的营养液栽培现状及其新技术；我国畜牧工程技术与产业化发展20年；华北地区鸡舍冬季热能回收的技术经济分析；大型连栋鸡舍自然采光的设计与测试；连栋鸡舍夏季环境的实验研究；猪舍夏季降温技术应用研究现状；猪舍纵向通风系统的应用与设计；农业建筑蒸发降温技术研究与应用的现状与展望；我国南方开放式鸡舍的夏季降温问题；鸡舍纵向通风的气流组织；中国畜牧工程科学技术的创新与发展；规模化猪场舍饲散养清洁生产工艺模式研究；奶牛舍饲散栏饲养工程工艺研究；规模化舍饲养羊新工艺模式初探；仔猪保温箱体温度场特性研究；拱型轻钢屋架猪舍的结构优化；夏季停电对密闭式猪舍热湿环境的影响等近百篇。专著与教材：《家畜环境与设施》《畜牧工程——科技创新与发展》《可食用观赏植物》《园艺设施学》《林果花菜设施快速栽培技术》《农业生物环境与能源工程》《居室花卉装饰》《现代温室技术》《中国养鸡学》等。

A novel method that can identify moving status of birds accurately was proposed. The method can search the cross correlation coefficient of two neighboring high- resolution range profiles with advance-retreat method in spectrogram, based on the principal of generating micro-Doppler effects with the frequency-stepped chirp radar and characteristics of birds.

基于线性调频步进体制雷达微多普勒效应的产生原理，在距离一慢时间谱图上，针对鸟类目标特性，通过对精高分辨距离像进行分析，提出了一种利用进退法搜索相邻精高分辨距离像的互相关系数的方法来判别鸟类目标运动状态。

This gives a dappled shade effect and allows the birds to feel more secure since they can hide from hawks or other large birds that they may see flying above them .

这给予了花纹阴影的效果，使鸟儿感到更安全，因为他们可以隐藏来自鹰派或其他大型鸟类，使他们能看见其飞行。

The dinosaurian origin of birds had gained broad support since the resemblance between birds and theropods was first recognized by Huxley (1868) and other paleontologists.

自从鸟类和兽脚类恐龙之间存在相似之处在1868年得到赫胥黎和其他的古生物学家的首次公认以来，鸟类的恐龙起源便获得了广泛的支持。

Species of birds (swan goose, common pochard, black-tailed godwit, common redshank, asiatic dowitcher and Chinese crow〓t) should be considered as breeding birds in Zhalong in stead of total passengers as past record.

和文献相比，鸿雁、红头潜鸭、黑尾塍鹬、红脚鹬、半蹼鹬和震旦鸦雀等6种鸟也应认为是扎龙地区的繁殖鸟面非完全旅鸟。

The structure of hindlimbs of birds in different ecotype takes on obvious characteristics, from which birds can be distinguished from each other.

不同生态类型的鸟类在后肢骨骼的组成上存在明显的特征，并以此相区别。

We go to a place that we can see birds, we saw many birds in there, but the most bird that I see was an 'egret'.

我们先到赏鸟台赏鸟，我们在那里看到了许多鸟，而最常看到的鸟就是白鹭鸶。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。