• 最终成行浓密互连形成平滑表面:即现代鸟类翮结构基本形成。

    Eventually, dense rows of interlocking barbs formed a flat surface: the basic blueprint of the so-called pennaceous feathers of modern birds.

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  • 源自亚利桑那沉溺浓密向东漂移,同时,在南部一个模糊马蹄拱型正在升腾

    A dense plume flows east from the Wallow Fire in Arizona, with a fainter plume rising from the Horseshoe 2 fire in the south.

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  • 哈勃望远镜摄取图像没有显示出那里作为爆炸特征的碎片如果确是对象爆炸,那么这些碎片是会出现的。

    The new Hubble images show no dark debris plume, which would have been present if the object exploded.

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  • 发现表明中的枝是先于进化出来的。

    The finding suggests that the barbs and barbules evolved before the rachis in feathers.

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  • 霍尔推力器流中的离子能量分布情况对于评估推力器影响优化推力器航天器上布局具有重要意义。

    The ion energy distribution in the plasma exhaust plume of a hall thruster is important to evaluate the influence of the hall thruster plume and optimize the thruster position on the spacecraft.

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  • 第一只是黄眉柳莺,次级飞暗色基部以黑色为中心的留下选择很少

    First warbler Yellow-browed, the dark bases to the secondaries and black-centred greater coverts leave few other options.

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  • 心中一阵触动,看着最后台阶,秦咬牙再次登攀

    Qinyu touched the hearts of a while and watched the last several layers level, Qinyu Teether reach the top again.

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  • 获得水力学服务评估地下水确认跟踪流。

    Obtained the services of a hydrologist to evaluate the groundwater tritium plume and to make recommendations for tracking the plume.

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  • 本文使用阻滞分析器霍尔推力器离子能量分布进行了实验研究,获得了推力器不同工况下流场中关注位置离子能量分布状况

    Retarding potential analyzer (RPA) had been used to measure the ion energy distribution at a certain location downstream of the low-power hall thruster at various status.

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  • 初春进行部分”,进行更换,未替换。

    In spring, they proceed "part - molting", body -feathers and tail proceed molting, but not the primaries.

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  • 地幔提供板块运动动力模型所遇到问题,自地幔升起物质体积与移动板块本身的体积相比是偏的。

    The problem with models using plumes to power plate movements is that the volume of material rising in the plumes is thought to be small compared to the volume of the moving plates themselves.

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  • 静止环境中的圆形气泡流流场进行数值模拟得出气泡流速场浓度场。

    Numerical simulation of round bubble plumes in still environment is performed to obtain the distribution of velocity and gas holdup.

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  • 结果显示坏死髓中肿瘤细胞浸润,肿瘤细胞弥漫性或局部性浸润。

    The results showed, There were necrosis at distal extremity of feather pulp and large amounts of tumor cells in the feather pulp.

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  • 这件标本没有轴,带状尾巴只有枝。

    But this specimen lacked the rachis; it just had barbs and barbules down its ribbonlike tail.

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  • 火箭流会造成噪声烟雾热辐射环境污染信号衰减多种效应因此研究排气流问题至关重要。

    The rocket exhaust plume causes the effects of noise, smoke, flame and heat radiation, environment pollution and signal attenuation, etc. So it is important to study exhaust plume.

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  • 体形短粗肥胖前额头顶、头侧、枕部均为黑色,冠60厘米

    Tubby body obesity, forehead, head cephalic, occipital and Yuhina are black, about 60 centimeters Yuhina.

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  • 比如,我们模型假设简单管状先于演化因为管子分化脊才产生的。

    The model hypothesizes, for example, that a simple tubular feather preceded the evolution of barbs because barbs are created by the differentiation of the tube into barb ridges.

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  • 综述基因及其某些经济性状影响阐述了速基因优质肉鸡育种中的应用价值意义

    Described feathering alleles and its effect on some economic characters, and presented the application value and meaning in breeding quality table poultry.

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  • 国际世界排名榜是从国际52周的正式比赛中产生

    IBF world rankings' are derived from IBF-sanctioned events held during the previous 52-week period.

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  • 苍鹰一种大型的,强壮的(苍鹰鹰属),翅膀,全身

    A large, powerful hawk(Accipiter gentilis) having broad, rounded wings, a long tail, and gray or brownish plumage.

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  • 利用采鹌鹑健康群体血样,对黄鹌鹑的血液细胞学主要血液生理学参数进行了研究

    Blood samples collected from the wing vein of healthy pure yellow-feather egg quails were used to study the cellular morphology and physiology parameter of the blood of yellow-feather quails.

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  • 沿着轴伸展开去的较小的杆状物叫做枝,沿着枝伸展开去的细丝则枝。

    Branching from the rachis are smaller shafts called barbs, and then branching from the barbs are even smaller filaments called barbules.

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  • 海波《番号》时,再次遇到姚芊得知一个5孩子,便以为姚芊结婚生子,高兴

    Hyperion in the film "number", again met Yao Qianyu, and she was a child of 5 years old, he thought that Yao Qianyu has married, but also for her pleasure.

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  • 翼上初级飞呈现灰白色,翼前缘经常棕色黄棕色,深灰色

    Upperwing has pale greyish-white primary bases and often pale rufous or yellowish-brown forewing, paler than dark grey flight-feathers.

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  • 观测固始鸡慢变化规律生长情况。

    The observation on shank color, plumage color and feather growth order of Gushi Fowl was conducted in this experiment.

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  • 症褐马鸡胱氨酸蛋氨酸赖氨酸精氨酸含量显著低于健康褐马鸡

    The contents of cystine, methionine, lysine and arginine of the whole feather in the sick brown eared pheasant were significantly lower than that in the health.

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  • 文中采用的高斯模式主要有高斯烟轨迹模式、高斯烟风向模式高斯团模式。

    The Gaussian model mentioned in the paper involved the Gaussian plume model that knew the track of transfer, the Gaussian plume model for wind direction, and the Gaussian puff model.

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  • 文中采用的高斯模式主要有高斯烟轨迹模式、高斯烟风向模式高斯团模式。

    The Gaussian model mentioned in the paper involved the Gaussian plume model that knew the track of transfer, the Gaussian plume model for wind direction, and the Gaussian puff model.

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