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湖泊

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According to the investigation on the local situation of aquatic vegetation in Littoral Regions of Gonghu Lake and Meiliang Bay of the Wuxi Taihu Lake, the species of aquatic vegetation, community forms and biomass were acquired. Then a contrast of vegetation distribution characteristic between the two Littoral Regions was analyzed which induced to the analysis of impact factors. In the treatments designed as varying degree oxidation intimidate, the heavy metal cadmium and the ammonia nitrogen single and compound poisons, the COD sewage cultivate, the plant growth opsonin processes, the effect of the intimidate environment on the submerged plant growth and the physiological biochemistry characteristic was analyzed. The effective method to improve the resist adversity of submerged macrophyte was discussed. The results will give a suggestion to the restoration of the submerged macrophyte, the efficiency and reconstruction in Lake Ecosystem.

通过对无锡太湖两重要湖湾贡湖和梅梁湖湖滨带沿岸浅水区水生植被现状进行调查,了解了水生植物的种类、群落组成及生物量,对两湖湾湖滨带沿岸浅水区水生植被分布特征进行了对比,并进行了影响因素分析;通过不同程度的氧化胁迫、重金属镉与氨态氮单一和复合作用、高COD生活污水胁迫培养、植物生长调节素处理,分析胁迫环境和壳聚糖各自对沉水植物生长的影响及作用机理,探讨提高沉水植物逆境抗性的有效措施;探寻沉水植物修复的理论依据和有效途径,为急待进行水生植被恢复的湖泊提供依据和建议。

After nest found, the dominating ecological factors with definite distance to nest tree (less than 10 meters) including tree species, tree height, habitat type of nesting-tree, nest position, the type of nesting tree branch, nest type, the type of nest-site, the viability status of tree and branch was described and measured. Geography coordinates (latitude-longitude) was converted into orthogonal coordinates, and add to Arcview3.2 as shape-file, and measured the distance between nest and the habitat type including double-line river, lake, seasonal lake, shallow mire, deep water mire, meadow mire, farmland, sparse forest, forest marsh, the boundary of Nature Reserve and road.

将调查所获得的东方白鹳巢址坐标转换成平面直角坐标,并将巢位点作为Arcview3.2中的矢量图层加入到已经矢量化的洪河保护区生境类型图中,运用Arcview3.2的距离量算功能,量算出每个巢距各生境类型的距离,包括双线河、湖泊、时令湖、轻沼泽、重沼泽、沼泽化草甸、旱田、疏林和森林沼泽,以及距保护区边界和公路的距离。

The characteristic of Mg/Ca and Sr/Ca of ostracod shell geochemistry and sedimentology of the measured section located in the Tongtianhe basin reflects that during 23.8~21.8 Ma B.P., the evolution of the climate in the area experienced the course from wet and wet to dry, at last to warm and wet.

通天河盆地五道梁组地层中的介形虫壳体的Mg/Ca和Sr/Ca数值的特征,结合剖面岩性特征,反映了23.8~21.8Ma前该湖泊区域气候由湿润-干旱―暖湿的演化趋势。

Above all, it is feasible that the mineralogy characteristic of wild carp otolith appraise and dynamicly monitor the quality of the airtight lake.

由上可知,利用野生鲤鱼耳石的矿物学特征对密闭湖泊水质进行评价和动态监测具有可行性。

The trace element characteristics of entire otolith and the thermoluminescence characteristic can also be used to appraise the quality of water. Moreover, the trace element characteristics of otolith increments may be take a sign to dynamicly monitor the quality of lake.

通过耳石的全耳石元素特征和热发光特征可以对水质进行评价,而耳石的不同生长环带中的元素特征可以作为湖泊动态监测的一个标型。

Borrowing the hydrodynamic model Needham used to describe the history of world science (the rivers of the primitive and medieval sciences of all the world's cultures flowing into the ocean of modern science), we can identify the rivers of influence that flowed into the ocean of Needham's Problem:(1) the nature of organic form;(2) the small ocean or lake of Christian theology into which ran the streams of the Society of Friends, the Oxford movement (the Catholic revival in the Church of England), and the Anglican order, Oratory of the Good Shepherd.

借用水力动力学模型,李约瑟开始描述世界科学的历史(而水力动力学模型则是指:原始的河流,以及全世界文化的中世纪的科学最终都流入到了现代科学的海洋里),我们可以把李约瑟问题界定为流入海洋的如下影响之河:(1)有机形式的本质;(2)基督教神学的小海洋或者湖泊流淌着如下的溪流:朋友社会;牛津运动(即英国教堂的天主教复兴);英国国教徒的等级序列,耶稣牧羊人的演讲术。

The results show that supercritical water oxidation can oxidate the organic compounds completely and realize the environment firendly.

如此大量的铁泥长期得不到利用,作为废渣排入江河、湖泊,不仅严重污染环境而且造成资源的极大浪费。

In view of waterworks development, pre ozonization and thoroughly absorptive treatment with active carbon are becoming the normally processing treatment technology .

分析湖泊水中藻类对城市供水的影响,提出含藻水处理工艺必须结合水源水质情况来确定,改善预氧化条件、强化混凝可提高除藻效果,臭氧预氧化与活性炭吸附深度处理将成为水厂发展和正常运行处理工艺

A framework of sequence stratigraphy for the Upper Palaeozoic strata is established in the area.

层序5至层序15相当于山西组及石盒子组,为近岸碎屑的河流—湖泊—三角洲沉积层序。

Waters boil with jellyfish in one of Palau's marine lakes.

与海蜇煮水域之一帕劳的海洋湖泊

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。