In this paper, the problems about shock-absorbing designs of the second species of the main-secondary structures are studied on the basis of the structural composite control theory.
本文利用结构组合控制理论对第二类主、附结构的减震设计同题进行了初步的研究。
They will tum out to be the second-largest species of birds to become extinct.
它们将成为第二大灭绝的鸟类。
The second drawer began to fill and as it did I wondered whether there were bigger discoveries out there, not just species, but life that depends on things thought to be useless, life even without DNA. I started a third drawer for these big discoveries.
第二个抽屉开始被填满。此时我在想外头是否还有更大的发现，不只是物种，还有依赖于人们认为无用的东西的生命以及甚至没有 DNA 的生命。我为这些重大发现设立了第三个抽屉。
The new species is probably only the second pseudoscorpion ever found in a granite enclosure.
而这个新品种可能是第二种在花岗岩洞穴中发现的伪蝎。
Twelve years after he published "on the Origin of Species", which described the idea of natural selection, a second book hit the presses.
出版描述自然选择思想的《物种起源》十二载后，他的第二部书也付梓印刷。
Officials in Germany have today confirmed H5N1 infection in a second mammalian species, the stone marten.
德国官员今天在第二种哺乳动物物种—岩貂身上确认了H5N1型病毒感染。
The second part covers the important pests and diseases of quarantine concern for the species in question.
第二部分则包含了相关品种的重要病虫害检疫问题。
Known in Japan as tancho (red peak), the red-crowned is the second rarest crane species, after the whooping crane, with a world population of fewer than 2, 500 birds.
丹顶鹤是世上第二罕见的鹤，仅次于美洲鹤，目前全球幸存数量低于2500只。
Until the British biologist's museum discovery, the second muntjac species had been largely forgotten by science for some 60 years.
直到这位英国生物学家的博物馆发现之前，这第二种麂已经被科学遗忘了有差不多60年。
So far, 694 species have been found during the second phase of the project, running from 2009 to 2011.
截止到目前，工程进行到第二阶段(2009 ~ 2011)已经有694个新物种被发现了。
Second order. There are two species here.
第二级，有两种物质。
The second was an unusual seasonal dieback in the seaweeds, and the third was the presence of a highly competitive coral species, which was able to outgrow the seaweed.
第二是海藻非正常的季节性死亡，第三是出现了一种更有竞争力的珊瑚，比海藻长得快。
Tentatively named Ascidicola secundus, the animal is one of eight crustacean species found during the second phase of the Korean indigenous species project.
这个生物是此次本土生物保护项目中第二阶段被发现的八个新的甲壳纲物种中的一个，由于之前完全没有任何资料，科学家将其暂时命名为“Ascidicolasecundus”。
Put in a different way, the energy the sun emits in one second is greater than the whole amount of energy that the human species has consumed throughout its history!
换一个角度去讲，一秒钟太阳所披收回去的能量皆要逾越人类种族正在其局部历史中所耗益能量的总战。
And as the human population increases, driving more animals and plants toward extinction, a species' second home may be the only one it has.
而随着人口增长，越来越多的动物植物将走向灭绝，一个物种的第二家园，也许将是它们唯一的家园。
Second, conserve wildlife species of high significance.
保护有重要意义的野生物种；
Second, they also serve as a way of protecting some species from extinction.
其次，动物园也具备保护某些动物免于绝种的功能。
The writer considers that there are three degrees or periods of evolution: the first of matter, the second of species, and the third of man.
而作者则以为进化之时期有三：其一为物质进化之时期，其二为物种进化之时期，其三为人类进化之时期。
ACE inhibitors have been found to be teratogenic in the second and third trimesters in other species.
ACE抑制剂已被发现在其他物种的第二和第三孕期致畸。
Second, new tendencies of the painting species have been summarized in emperor Gao-Zong dynasty, which consist of landscape painting, flower and bird painting, history painting, portrait and so on.
其次对高宗朝各绘画品种反映出的创作新倾向进行了总结，分为山水画、花鸟画、风俗画、历史画、人物画等方面。
The results showed that the species of H. ammodendron community was the richest on low-lying land, the second on slow and gentle desert, and the least on semi-mobile dune.
结果表明，以平缓低洼地上梭梭群落的植物种类最丰富，其次是平缓沙地，半流动沙丘上的植物种类最少。
Aim Investigation of the species of Paragonimus and first and second intermdiate host (snail and crab) and their infection rate of Paragonimus in Xindian Town, Fuzhou City.
目的通过调查、了解福州新店镇肺吸虫病疫区病原虫种和第一、二中间宿主（螺、蟹）的种类和感染率。
Aim Investigation of the species of Paragonimus and first and second intermdiate host (snail and crab) and their infection rate of Paragonimus in Xindian Town, Fuzhou City.
目的通过调查、了解福州新店镇肺吸虫病疫区病原虫种和第一、二中间宿主（螺、蟹）的种类和感染率。
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