查询词典 drainage area

Wheel' pattern were shown around mixed fibrous filter membranes, number of vessel ramification was 112.5±11.31 and ratio of vessel area/CAM area was 6.19±1.29﹪, but there were not localized allantoic vessels developing in the control group, the number of vessel ramification and ratio of vessel area/CAM area in control group were 82.6±8.05 and 1.78±0.33 respectively, so there was significant difference between PMP and control groups. In above mentioned conditions, the number of vessel ramification and ratio of vessel area/CAM area in VEGF group were 128.4±10.02 and 7.44±1.36 respectively, so there was no difference between PMP and VEGF groups.

结果显示：当 PMP的浓度为80 μg/ml时，孵育72小时后混合纤维素滤膜周围可见到放射状密集生长的血管网，血管分支数为112.5±11.31 ，血管面积为（6.19±1.29）﹪，而在对照组无特异性密集血管生成，血管分支数为82.6±8.05，血管面积为1.78±0.33，二组比较有显著性差异（P＜0.05）；而与VEGF组比较，后者的血管分支数为128.4±10.02，血管面积为7.44±1.36，二组比较差异无显著性。

In the forebrain, orexin B immunoreactive neurons mainly localized in the preoptic area,anterior hypothalamic area,periventricular and paraventricular nuclei,posterior hypothalamic area,dorsomedial hypothalamic nucleus,lateral hypothalamic area, perifornical area,zona incerta,mammillary area and so on.

在前脑orexin B免疫阳性神经元胞体主要分布于视前区、下丘脑前区、室旁核、室周核、后区、背内侧核、外侧区、穹隆周核、未定带、乳头体核等部位。

The six scenic spots are the piney leisure area、the red tourist area、the religious culture area、the big tree sightseeing area、the mountainous region motor area and the central reception area.

六大景区有松林休闲区、红色旅游区、宗教文化区、巨树观光区、山地运动区、中心接待区。

The area is small to the highest ( conversion efficiency 13 - 15%, some have achieved more than 20%) of monocrystalline silicon solar energy cell conversion efficiency, and output power is big, and stability is good, grows ( generally can reach more than 20 years ) service life, but the raw and processed material cost height, the weak light specific property is wronger, and production technology is complicated, hence the selling price is also higher; The polycrystalline silicon solar energy cell is basic identical with the function characteristic of monocrystalline silicon solar energy cell; The conversion efficiency of non- brilliant silicon solar cell than hangs down ( simples about 6 - 8%), the area is than greatly, but because of his raw and processed material cost than hanging down, can be easy to big area industrialize production, what will have hope to be used the generally big area to generate electricity from now on most will be this kind of application that battery is along with manufacture technique and new material, in a single day the practical package photoelectricity conversion efficiency of its big area achieves more than the 10-15%, and the price of every tile electric power-generating equipment is fallen 1 - 2 U.S.dollar of time, and just is enough to that the solar energy cell efficiency that big area the getting extensive use will constantly replace in now convention certainly special use and the laboratory of sources of energy s will high get many.

单晶硅太阳能电池转换效率最高（转换效率13～15%，有的已达到20%以上），面积小，输出功率大，稳定性好，使用寿命长(一般可达20年以上)，但原材料成本较高，弱光特性较差，生产工艺复杂，故售价也较高；多晶硅太阳能电池与单晶硅太阳能电池的性能特点基本相同；非晶硅太阳能电池的转换效率较低（约6～8%左右），面积较大，但因其原材料成本较低，可便于大面积工业化生产，今后最有希望用于一般大面积发电的将是这种电池。随着制造技术和新材料的应用，一旦它的大面积实用组件光电转换效率达到10-15%以上，每瓦发电设备的价格降到1～2美元时，便足以大面积得到广泛应用并将不断取代现在常规能源。当然特殊用途和实验室中的太阳能电池效率要高得多。

The results show: 1 In the rapid urbanization, the human activities in Beijing area are becoming stronger and stronger with the accelerating trend; 2 The rapid expansion of the urban land by encroaching the cultivated land in the plain area and the land use adjustment within the no-urban area are the main characteristics of the land use/cover change in Beijing; 3 The land use/cover from the center city, the fringe area to the exurb area show the obvious character of the spatial-temporal grads change with the most strong changes taking place in the fringe area.

发现：1伴随着快速的城市化进程，北京地区人类活动对区域整体的改造和影响正在深入，并且表现出加速趋势；2城镇用地通过占用耕地在平原区的快速扩展和非城镇用地内部的结构调整是北京地区土地利用/覆盖变化的基本特征。3从北京城市核心区经城乡过渡区到郊区，土地利用/覆盖变化表现出明显空间分布和时间变化上的梯度性，其中城乡过渡区是北京地区土地利用/覆盖变化最明显、也是最剧烈的区域(第4章)。

Organic matter, pH, cation exchange capacity and contents of potassium, sodium, magnesium, copper, zinc, manganese, cobalt, iron, selenium, iodin and fluorin were determined of rock and soil samples from six main geological background areas within the main ruminant production base, in Yunnan Province, China. Results showed: 1 the red earth area of Paleozoic basalt and red earth area of carbonate the highest; the yellow-red earth area of mixture of carbonate, clasolite and basalt follows, except for its content of Co, which is relatively lower; and the purple earth area of Mesozoic clasolite, the yellow-red earth area of clasolite and the dark red earth area of Precambrian metamorphite are the lowest

对云南省反刍动物生产基地所属的6个主要地质背景区的土壤和岩石样品的K、Na、Mg、Cu、Zn、Mn、Co、Fe、Se、I和F元素及土壤的有机质、阳离子交换量和pH进行测定分析，结果表明：晚古生代玄武岩红壤区和碳酸岩盐红壤区土壤各种矿质元素都比较高，有机质含量与CEC都较高，特别是Ⅴ区最为显著；碳酸岩盐、碎屑岩和玄武岩混合型黄红壤区除了Co含量较低外，其他元素含量都居中等或偏上水平，有机质含量与CEC仅次于第1类背景区；碎屑岩紫色土区、变质岩赤红壤区和碎屑岩黄红壤区大多数矿质养分相对都比较低，有机质含量与CEC最低。

The newest countercheck result of waterpower indicates that there are 1918 river with the drainage area of over 50 km2 in the whole province whose theoretical storage of waterpower resource is 864.2* 104kw, ranking the first among the northeast area, accounting for about 50% of that of the northeast area.

最新水能资源复查成果表明：全省流域面积50km~2以上河流1918条，水能资源理论蕴藏总量为864.2×10~4kw，居东北地区之首，约占东北地区的50％左右。

Amazon River's river system circles fills Peruvian, Bolivian,Ecuadoran, Colombian, Brazilian, Surinam, Venezuela's land, thedrainage area is amounting to 7.05 million square kilometers,approximately composes the South America mainland total area 40%, isequal to African Congo River drainage area two times.

亚马逊河的水系绕灌着秘鲁、玻利维亚、厄瓜多尔、哥伦比亚、巴西、苏里南、委内瑞拉的土地，流域面积达705万平方公里，约占南美大陆总面积的40%，相当于非洲刚果河流域面积的两倍。

The paper has studied the characteristic and reason for flood in cities in tidal river area, and then has summed up the assignments faced with and existent problems in the area. Considering the question of flood prevention of cities in terms of the characteristic of water system and difference drainage basin surface, the area is divided in to coteau and campagna.

根据下垫面的不同及水系特点，将研究区域分成山区和平原区，平原区再细分为水面、水田、旱地、城镇四类，分别采用不同的产汇流方法进行计算，再运用河网非恒定流方法计算河道断面洪水要素。

Further study indicates that the ancient and present snowlines have risen from the margins of the Qinghai-Tibet Plateau to the interior and the Tanggula Mountains area is ~1500 m higher than the the margins, which vividly reflects the role of the Dry Pole of Asia, as suggested by some scientists earlier, The wide distribution of lake swarms shows that the Qiangtang area is an interior drainage area into which big rivers have not yet stretched, implying that the Qinghai-Tibetan Plateau is younger.

进一步研究表明，古今雪线由高原边缘向腹地升高，唐古拉山地区高出边缘1500m左右，生动表现了&亚洲干极&的作用；广泛分布的湖群说明羌塘地区是一个大江大河尚未伸入的内流地区，意味著青藏高原是个年青的高原。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。