查询词典 natural number

With the practice and research on the grade-determination of the cultivated land , the paper, based on the concept and purpose of the grade-determination of the cultivated land , has analysed the problems existing in the course of practice and summarized the reasons about " the rules of the grade-determination of farming land " which the Ministry of Land and Natural Resources had issued , including the issues about dependence between grading index of cultivated land and utilizing index ,or dependence between grading index of cultivated land and natural index , lack of the nationwide comparativity of the achievement on grade-determination of the cultivated land ,the sudden change indexes between the paddy field and its adjoint nonirrigated farmland, the representativeness of appointed crop and so on.

通过耕地分等的实践和研究，文章从耕地分等的内涵和目的出发，对国土资源部颁布的《农用地分等定级规程》在实践过程中所存在的问题及其原因进行了归纳和分析，其中包括耕地等指数与自然等指数、利用等指数的相关性问题，耕地分等成果在全国范围内缺乏可比性问题，相邻地块间水田和旱地的等指数出现突变问题，指定作物的代表性问题以及熟制问题等。

The main products are fatty acid methyl ester with an annual output of 6,000 tons, with an annual output of 1,000 tons Phytosterols, natural vitamin E oil, food and feed-grade class of natural vitamin E powder with an annual output of 1,200 tons, four with an annual output of 2,000 tons chlorobenzene quinone, crystalline acid Sodium, anhydrous sodium acetate with an annual output of 3,000 tons, and plasticizers to octyl phthalate, and other products, 30,000 tons more than the total output.

主要产品有脂肪酸甲酯年产6000吨，植物甾醇年产1000吨，天然维生素E油、食品级和饲料级天然维生素E粉年产1200吨，四氯苯醌年产2000吨，结晶乙酸钠，无水乙酸钠年产3000吨，以及增塑剂对苯二甲酸二辛酯，等系列产品，总产量30000吨以上。

The research applied landscape ecology, integrating land using, ecology networks, and the concept of human needed environment model addressed by Odum to build natural and cultural criteria which are used to decide natural factorsand cultural factors. Subsequently, applying the criteria and planning procedures to category land into agricultural and non-agricultural areas. The agriculture areas include basic grain production areas, and leisure agriculture areas. The non- agriculture areas include agriculture of river corridor ecology restoration areas and remnant cultivates lands. Above all, remnant cultivated lands are separated into wilderness, parks or indefinite areas because of different context.

本研究运用之理念包括地景生态学、整合土地使用、生态网络及Odum提出四种人类需求环境模型；据以研拟自然及人文面原则，进行自然因子(NDVI值、坡度、高度、土壤等)及人文因子之准则建构；再依准则及划设流程规划出农业及非农业区域二类型，其中农业类型包括基础粮食生产区、休闲农业区，非农业区包括河廊农业生态复育区及剩余耕地，其中剩余耕地又依背景因子不同划设为荒野化、公园化或模糊区使用。

The prevention and control of coal natural fire in overlength fully mechanised coal mining working faces has upper societal and economical benefits in preventing the natural fire and insuring the workers safety.

超长综放工作面煤炭自然发火的预防和控制，对于防止自然发火，保证工人的安全，有很高的经济效益和社会效益。

The paper adopts some methods such as gas composition, carbon isotope, systematical analyzing and testing of reservoir bitumen biomarker from high evolutional natural gas and quantitative calculation of mixed gas, illustrates that natural gas from the section Ⅱ of Jialingjiang formation is mainly attributed to sapropel type organic matter gas of Permian, comes from carbonatite hydrocarbon rocks Permian which most of them are overmature, its main gas source has nothing to do with carbonatite hydrocarbon rocks of Jialingjiang formation themselves, presents in geochemistry characteristics of oil type cracked gas.

摘要通过对川中－川南过渡带西部的磨溪－潼南地区嘉二段天然气组成、碳同位素组成、高演化天然气储层沥青生物标志化合物的系统分析测试和混合成因气的定量估算，阐明了该区嘉二段天然气主要属于二叠系腐泥型有机质成因气，来源于二叠系过成熟为主的碳酸盐岩烃源，主力气源与嘉陵江组自身的碳酸盐岩烃源无关，并具有油型裂解气的地球化学特征。

As humans separate from food, they also separate from the natural world dream; and as this occurs, humans cease to share with the natural world, and may overpopulate, over pollute, and over farm, taking away from the habitats of the other creatures that also share in the dream of the land.

当人类与食物分离，他们也与自然界梦想隔离；而当这发生，人类停止与自然界的共享，并会人口过剩、过度污染、过度农作，从共享大地梦想的其它生物那里夺走栖息地。

Since its establishment in 1936 as the nation's first wildlife experiment station, the Patuxent Wildlife Research Center has been a leading international research institute for wildlife and applied environmental research, for transmitting research findings to those responsible for managing our nation's natural resources, and for providing technical assistance in implementing research findings so as to improve natural resource management.

Patuxent野生动植物研究中心始建于1936年，是美国第一个野生动物实验站，目前，该中心已成为国际一流的研究机构，主要从事野生动物和应用环境研究，促进研究成果的转让和应用，更好的管理自然资源。

Secondly, in this region, during the process of influencing pedological process and sandstorm activity, the natural course is main, the human factor has just aggravated the natural course to a certain extent, the deterioration of this region s pedological process proved this especially in late Holocene.

二 本区自全新世以来，在影响成壤环境和沙尘暴活动的过程中，自然过程是主要的，人为因素只是在一定程度上加剧了这种自然过程，全新世晚期本区气候环境的恶化更是证明了这一点。

According to relations with the philosoph and the natural science,if we claim that philosoph going in the forward position of times, the we must strengthen this foundation of knowledge of natural science in teach of dialectical materialism.

从哲学和科学的关系来看，在辩证唯物论教学中，必须加强自然科学知识这个基础，只有这样，哲学才会走在时代的前面。

The results indicated that the content of organic matter of the natural meadow and the arbor forest land in the 0-20 cm surface soil grew separately by 36.11% and 32.96%; the nitrogen content of the natural meadow and the arbor forest land was also high, being 66.88 mg/kg and 69.37 mg/kg, respectively; the content of fast-acting potassium in the surface soil was higher than that of meadow ,while the activity of the urea enzyme, alkaline phosphatese and sucrase of the arbor forest land was stronger than that of the other four land utilization modes.

结果表明，天然草地和乔木林地10~20 cm表层土壤有机质增长率均较大，为36.11%和32.96%，二者碱解氮含量也较高，分别为66.88和69.37mg/kg；乔木林地和灌木林地0~20 cm 表层土壤有效磷含量均高于天然草地和人工草地，乔木林地速效钾含量最高。

It is suggested that TDS can be used as a new method for the analysis of pedogenesis and climatic change.

总之，热处理过程中磁化率的变化能非常灵敏地反映磁性矿物的转化情况，而且，这种转化往往与样品所经历的土壤化作用强度密切相关，因此，TDS可做为分析成土作用强度和古气候变化的一种新方法。

Therefore, in this chapter, I will research into the conflict and contradiction of the paternity. Also, in this novel, the father's behavior of "He who loves well chastises well." is quite suspicious, one of the reasons is that the father thought his son belonged to him. And then, this thesis quoted Lacan's theory to touch upon that someone who has accepted the concept of patriarchal society, he will be influenced for his whole life. That also reveals that human being has no choice sometimes in this society.

因此本章会先就父子关系的冲突与矛盾做深入的探讨，小说中的父亲似有对儿子爱之深责之切的行为，其原因可能在於父亲将儿子视为所有物所致；其次，论文将引用拉冈相关理论，讨论在父权社会中，不论身分为何，只要是已受父权社会观念根深蒂固影响的人物，终生都将受其所苦，此也揭示出人生存於社会上的无奈。