查询词典 conservation

The bird is Asia's first new species of bulbul, or songbird, in more than 100 years, said the Wildlife Conservation Society WCS

这只鸟是100多年来在亚洲发现的首个新品种夜莺，也称为叫歌雀。

A mathematical model describing the characteristics of the heated film was derived by taking into account the effect of surface tension gradient on the film flow, as well as the force balance and mass conservation in the bulgy structure.

根据液膜边缘凸起区内的受力平衡和物料平衡关系，同时考虑温度引起的表面张力梯度对液膜流动的影响，建立了受热降膜收缩模型。

These researches provide the basic and scientific information for ,further research, extu-conservation, and population enlargement of Great Bustard.

也为进一步深入的研究大鸨奠定了良好的基础。

In order to find the reason of population decline and assist conservation, the genetic diversity of great bustard was analyzed by microsatellite DNA and mtDNA control region markers. In study using microsatellite DNA markers, Three microsatellites from great bustard O.

为了解东方亚种濒危的现状并为制定科学、有效的保护措施提供科学依据，本研究利用核微卫星DNA和mtDNA控制区序列，从父系和母系两方面对大鸨东方亚种的遗传多样性进行了研究。

I of course include the usual formulas for solutions of the usual linear PDE, but also devote large amounts of exposition to energy methods within Sobolev space, to the calculus of variations, to conservation laws, etc.

当然，这本书中包含通常的线性偏微分方程的解的通常的表达式，并且对在索伯列夫空间中的能量估计，变量的计算，守恒律等进行了阐述。

According to the principle of energy conversion and conservation in fuel combustion, the study is made to automatically control boiler combustion and to supervise boiler thermal efficiency real time on line. Representing fuel caloricity signal and on line thermal efficiency signal with the flame parameter, the combustion automatic control system has been successfully put into operation.

引 言在电力工业生产中，发电厂锅炉消耗大量的燃料，如何提高锅炉运行效率以节约能源，是人们长期力求解决的课题，从燃料燃烧的能量转换和守恒原理出发，对锅炉燃烧自动控制系统和锅炉热效率在线实时监测进行了一系列的探讨，找到了一个用火焰参数代表燃料发热量的能量信号和在线热效率信号。

The project has carried out information-based construction through selection of low heat cement, incorporation of a large number of calx and fly ash, cutting down hydration heat, setting the circulating cooling water pipes, strict temperature controlling, conservation measures and real-time dynamic temperature monitoring.

在承台施工中采用大体积混凝土温控技术，通过设置冷却循环水管，严格控温保温养护措施，降低水泥水化热。

If Sheng East Coast France candlenut has been relocated to a main road next to the Wuxi plant, conservation departments will carefully care to ensure their survival, but some law candlenut due to old age there are pests, not suitable for transplant will be a natural eliminated.

如盛岸东路法桐树已迁移至无锡市一主要道路旁种植，养护部门将细心呵护，以确保其成活，但有的法桐树由于树龄老又有病虫害，不适合移植将会被自然淘汰。

Canonical equations for the SRLW equation are presented which possess some conservation laws by canonical transformations.

通过对SRLW方程作正则变换，得到了它的正则方程组及其几个守恒律。

The conditions of progradation or erosion of coastal tidal flat and canopied salt marsh are the main scientific reference for corresponding the wetland conservation and economic development.

通过2005年7月对盐城海岸7个断面滩面高程、泥沙粒度和植被分布进行测量及调查，结合1992年6月、2002年5月、2005年4月的卫星图片资料，分析滩涂的淤蚀和植被的分布及扩展状况。

I'm not an actor. I'm a professor of paleontology.

我不是演员，我是古生物学教授

Spider Network Web site that is a very image of the name.

网络蜘蛛即Web Spider，是一个非常形象的名字。