查询词典 populations

It was thought in the past that it was a significant part of the so - called " narcoleptic tetrad ", but recent surveys of non - clinical populations , such as ours , suggest that the prevalence may be as high among the general population as among diagnosed narcoleptics

在过去它常被认为是嗜睡症的重要临床症状，但最新的关于非临床人群的调查表明，正常人群中患有睡眠瘫痪症的比例与确诊嗜睡症人群中的比例相当。

Some environmentalists are concerned that the offshore competition in the Northeast could trump the protection of fish and bird populations, said Jonathan Stone, the executive director of Save the Bay, an advocacy group for Narragansett Bay.

拯救保护海湾(一个为纳拉甘西特湾宣传的小组)执行董事乔纳森·斯通说，一些环保人士担心，在东北近海的竞争可能会胜过对鱼类和鸟类种群的保护。

Populations-groups of individuals belonging to the same species-all have three very significant statistical characteristics: per capita birth rate or natality; per capita death rate or motality; and number of individuals per unit area or density.

种群中的每个个体都属于同一个物种，具有三个非常显著的统计学特征：出生率；死亡率；种群密度。

Natural populations of the species in China have never been reported.

牛蛙的自然种群在国内一直未见报道。

Ethanol produced in terminal had little negative feedback on the bacterial population. The cooperation between strain B49 and other bacterial populations depended on the substrates applied.

通过对污泥、不同类型的HPFB和非HPFB的混合培养实验，发现混合菌群间的协同作用是有条件的。

China and India are two neighboring countries with the two largest populations in the world.

中国和印度是世界上人口最多的国家，又是邻国。

"It's really becoming increasingly important to identify new biomarkers so that we can more specifically target populations of patients who require specialized treatment," said session moderator Lisa Guay-Woodford, MD, a pediatric nephrologist and professor of medicine at the University of Alabama in Birmingham.

伯明罕阿拉巴马大学医学教授及小儿肾脏学家，同时也是座谈会引言人的Lisa Guay-Woodford医师表示，找到一个新的、可以预测肾脏损伤的生物指标已经越来越重要，这使得我们可以更专一地针对需要特定治疗的族群进行治疗。

During morphogenesis cells and cell populations change shape: an exampleis neurulation in vertebrate embryos, in which the edges of the flat neural plate fold upward and fuse, forming the beginnings of the hollow brain and spinal cord.

在形态发生期间，细胞和细胞群体形状发生改变：例如，脊椎动物的神经胚，扁平神经板的边缘向上折叠并融合，是中空大脑和脊髓神经形成的开端。

During morphogenesis cells and cell populations change shape: an example is neurulation in vertebrate embryos in which the edges of the flat neural plate fold upward and fuse forming the beginnings of the hollow brain and spinal cord.

在形态发生期间，细胞和细胞群体形状发生改变：例如，脊椎动物的神经胚，扁平神经板的边缘向上折叠并融合，是中空大脑和脊髓神经形成的开端。

Genetic diversity of three night heron populations in lower reaches of Yangtze River was analyzed by microsatellite markers.

利用微卫星标记对长江下游地区夜鹭3个地方种群(南京大校场、无锡硕放、芜湖四褐山)的遗传多样性及其种群结构进行了分析。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。