查询词典 Natural Selection

Natural diamonds often exist in the Kimberlite pipes of the mantle, where often contain the inorganic elements--- sulfur. So the inclusions of natural diamonds are always carbonate minerals and sulfide. Undoubtedly, the study of the additive sulfur action in the course of synthesizing diamond will further our understanding the reason of natural germ formation.

天然金刚石多产生于地壳中的金伯利岩和钾镁煌斑岩，该岩层中含有非金属元素硫，天然金刚石中的包裹体通常为硅酸盐矿物和硫化物[41]，因此研究添加剂硫在合成金刚石中的影响是认识天然金刚石成因的重要方面。

Companies on their use of unique natural ore Mengshan Materials: maifanite, kimberlite ore, quartz, magnetite, calcite, garnet, feldspar, gypsum ore, manganese ore and iron ore and other mineral crystals of various materials, has introduced the series of natural mineral filters, mineralization and a filter media, from the dissolution of the body must be more than 50 kinds of trace elements, produced with a multi-layer filter, natural minerals, mineralization, magnetization, activation, softening of the new reverse osmosis membrane products, completely changed the original image straight drink machine, immediately after the listing of new products by the vast numbers of merchants and users, and has a special Product Award.

公司运用蒙山特有的天然矿石材料：麦饭石、金伯利岩矿石、石英石、磁铁矿、方解石、石榴石、钾长石、石膏矿、锰铁矿等多种矿石及各种矿物晶体原料，不断推出各系列天然矿物过滤器、矿化器及滤料，从中溶出50多种人体必须的微量元素，生产出具有多层过滤，天然矿物、矿化、磁化、活化、软化逆渗透膜的新产品，彻底改变了直饮机原始形象，新品上市后立刻受到广大客商及用户的好评，并多次获得特别产品奖。

Deputy Governor of the Yan Sha pointed out that the Jingpohu is the world's largest volcanic lava Landslide Lake, with its unique natural and Huguangshanse decorated with the natural beauty of the world, said the unique landscapes, beautiful scenery attract many visitors the territory, Jingpohu nature not only created a wonderful natural scenery, and the formation of the waterfalls and ancient lava ice cave, and so has important scientific significance of geological heritage.

副省长于莎燕指出，镜泊湖是世界上最大的火山熔岩堰塞湖，它以别具一格的湖光山色和天然无饰的自然之美著称于世，其独特的地貌、秀美的风光吸引无数游客纷至沓来，大自然不仅造就了镜泊湖神奇的自然景色，而且形成了熔岩瀑布和古冰洞等具有重要科学意义的地质遗迹。

This study deals with butterfly diversity and conservation of rare as well as insect fauna species in Baishuijiang Natural Reserve in Gansu Province. The research includes field investigation, observation at certain time and places, captive breeding in experimental area etc. Butterfly species diversity in Baishuijiang Natural Reserve and variation regulation of butterfly diversity in different areas are studied. The relationof butterfly diversity with environmental factors such as vegetation destruction, human disturbance are strenthened in Bifeng Gully. The biology of two rare butterfly species is studied. Meanwhile, this study deals with insect α-diversity and β-diversity in Baishuijiang Natural Reserve and inquire into the mechanisms of ecological control by protecting and recovering vegetation. The research includes field capture with sweeping net, light trap, transect investigation.

在甘肃省白水江自然保护区碧峰沟通过野外调查、定点定时观察、实验地饲养等研究了白水江自然保护区两种珍稀蝴蝶红基美凤蝶和巴黎碧凤蝶的生物学特性，在保护区范围内通过网捕采集研究了蝶类物种多样性和不同区域内蝶类多样性的变化规律；同时在碧峰沟四种不同生境中通过灯诱获得标本，研究了该地区不同生境中的昆虫种类组成及其多样性，分析了决定物种丰富度的关键因子，与蝶类多样性进行了比较分析，并提出了具体的保护措施。

Through the analysis of legal catalogue and characteristics of natural resources in our country, the paper points out the main reason for the maldevelopment of natural resources and makes clear the problem empowered by the transaction of proprietary rights of natural resources. And also it suggests a trial plan for the regulation of this system, concurring the subject and object of transaction legislation.

第三部分通过分析我国自然资源所有权的法律界定及其特点，指出了我国自然资源市场无法发育的根本原因，明确了我国确立自然资源所有权交易制度所面临的主要问题，并对自然资源所有权的交易立法进了初步构划，涉及到了交易的立法原则，交易主体，交易对象等问题。

It was known that the mass transfer in the packed column was influenced by the "natural"flow. In this paper, the process of forming the"natural"flow was analyzed. By changing the geometric dimensions of the structured packing, the maldistribution of the"natural"flow could be decreased.

以往的研究表明，填料塔传质效率的下降与液体"自然流"的形成有关，本文通过研究液体的微观流动，对规整填料塔内"自然流"形成的原因进行了分析，指出了填料结构与"自然流"形成的内在关系，并提出了改变填料结构，以降低"自然流"不均匀分布的方法。

Chapter 4 mainly studies the market conduct of the natural monopolistic industrial organization in China , from the viewpoint of the market structure having influence on the market conduct. This chapter educed that the market conduct of the natural monopolistic industrial organization in China should be ameliorated, that the market conduct of the natural monopolistic industrial organization in China has low-ying, excessive, insufficient and malfeasant competition and so on mainly states from the background of the transforming economy in China.

第4章从市场结构影响市场行为的角度研究了我国自然垄断产业组织的非价格行为，得出了我国自然垄断产业组织的非价格行为有待改进和规范；从我国转轨经济的背景出发，得出了我国自然垄断产业组织非价格行为存在低度、过度、不充分和不当竞争等主要行为态势。

Chicken, Chicken Meal, Whole Ground Brown Rice, Whole Ground Barley, Chicken Liver, Pea Fiber, Chicken Fat (Preserved with Natural Mixed Tocopherols and Citric Acid), Brewers Dried Yeast, Natural Chicken Flavor, Dried Egg Product, Oil Blend (Soybean oil, Olive Oil, Salmon Oil, Evening Primrose Oil; Preserved with Natural Mixed Tocopherols and Citric Acid), Pumpkin, Apples, Sweet Potatoes, Carrots, Spinach, Blueberries, Dried Cranberries, Clams, Whole Ground Flaxseed, Calcium Carbonate, Salt, Potassium Chloride, Taurine, Green Lipped Mussels, Dried Chicory Root Extract, Yucca schidigera extract, Grape Seed Extract, Dried Kelp, L-Ascorbyl-2-Polyphosphate, Glucosamine Hydrochloride, Chondroitin Sulfate, Vitamin E Supplement, Ferrous Sulfate, DL-Methionine, Zinc Proteinate, Zinc Oxide, Manganese Proteinate, Niacin, Copper Proteinate, Folic Acid, Vitamin B12 Supplement, Copper Sulfate, Manganous Oxide, Vitamin A Supplement, Sodium Selenite, Thiamine Mononitrat Calcium Pantothenate, Riboflavin, Pyridoxine Hydrochloride, Biotin, Vitamin D3 Supplement, Menadione Sodium Bisulfite Complex, Calcium Iodate, Dried Lactobacillus acidophilus Fermentation Solubles, Dried Lactobacillus lactis Fermentation Solubles, Dried lactobacillus casei Fermentation Solubles, Rosemary Extract.

创造了一种全新的生产模式：低温焗炉焗制，低温焗烤不仅保存了食物中的营养和矿物质，而且降低了油份，让您的宠物食得更健康。更值得一提的是，通过数年投入大量人力、财力经过不断的尝试，终于于2009年年初研制出适合猫咪的最好食粮，无论从口感、成分配比，营养分析等综合因素，是您可以选择的最好的食材。鸡肉，鸡肉粉，全糙米，全地面大麦，鸡肝，豌豆纤维，鸡脂肪（天然保存溷合生育酚和柠檬酸），干酵母，天然鸡肉香精，干蛋产品，溷合油（豆油，橄榄油，三文鱼油，月见草油，天然溷合生育酚和柠檬酸保存），南瓜，苹果，红薯，胡萝卜，菠菜，蓝莓，小红莓干，蛤，全亚麻籽，碳酸钙，盐，氯化钾，牛磺酸，绿唇贻贝，干菊苣根提取物，丝兰提取物，葡萄籽提取物，干海带，L -抗坏血酸- 2 -聚，氨基葡萄糖盐酸盐，硫酸软骨素，维生素E补充，硫酸亚铁，DL -蛋氨酸，锌蛋白盐，氧化锌，锰蛋白盐，烟酸，铜蛋白盐，叶酸，维生素B12，硫酸铜，氧化锰，维生素A补充剂，亚硒酸钠，硫胺Mononitrat泛酸钙，核黄素，盐酸吡哆醇，生物素，维生素D3的补充，亚硫酸氢钠甲萘醌复合，碘酸钙，干嗜酸乳杆菌发酵米糠，干乳酸乳杆菌萃取物，干乳杆菌萃取物，迷迭香提取物。

This paper described a experiment study of remote sensing systematic analysis on natural resource and environment Change monitoring. Main methods concern changed factor extraction through the brightness statistics, ratio and texture analysis; matching multi-temporal remote sensing data, normalized difference comparison,"brightness" and "greenness" difference analysis of principal components method by using image processing system; updating renewable natural resources changed map through overlaying or partly revising multi-temporal maps by using geographical information system; establishing mathematic model, such as: variable correlation regional regression and tendency surface analysis etc., for researching renewable natural resource change law.

本文叙述了有关资源环境动态遥感监测研究方面的初步探索性工作，主要包括利用图像处理系统，根据专题变化因素的光谱亮度统计进行密度、比值和纹理处理、不同时期遥感信息的复合处理和规一化差值及主成分分析法的"亮度"、"绿度"差值分析；利用地理信息系统，采用覆盖分析和局部更新法进行再生资源变化图件的快速更新，以及为研究再生资源动态变化规律，而进行的多变量相关、区域回归分析方法。

We have found that some natural ecosystem services value of Eucalyptus forest is less than that of montane rain forest by 85.82 million Yuan per year. And the decrease value is regarded as a part of natural input. Eucalyptus planting is a kind of mode to use natural resource, it will certainly bring much more economic and social services.

得出桉树人工林在自然生态服务功能方面比山地雨林降低的价值为0.8582亿元/年，我们认为其生态服务功能价值的降低是一种自然投入；发展桉树人工林是人类开发利用自然资源的一种方式，必然会产生强大的经济和社会服务功能。

Anna: No, I've got a hangover.

不是，我昨晚宿醉了。

We head into the mountains in Su's new Land Cruiser, stop for lunch at a scenic restaurant and then hang around drinking beer and eating fruit as two of his employees attempt to lure the birds with a tape recording of the fowl's mating call.

我们坐上苏的巡逻车向山顶出发，在一家风景优美的餐馆吃了中饭。然后我们喝着啤酒吃着水果四处逛。