极地的

The arctic tundra forms a circumpolar band between the Arctic Ocean and the polar ice caps to the north and the coniferous forests to the south.

北极冻原在北部的北冰洋和极地冰盖与南部的针叶树森林之间，形成了一个环绕极地的带。

The value of polar resources,scientific research and environmental is meaningful to human future.Above all,huge number of mineral and biological resources as well as the channel resources which would change the framework of the world.All of this,come into notice to the worl.Along with increasing acuity issue of the scarcity of resources and the energy crisis etc.Many countries adopt active polar policy to advance native political status and protect polar rights and interests,Which contains from politics,law,diplomatic,science expedition and environmentalism and etc.

极地的资源价值、科研价值和环境价值对人类的未来发展有重大意义，尤其是数量庞大的矿物和生物资源，以及能够改变世界政治经济格局的航道资源，这些资源近年来引起了世界各国的强烈关注。20世纪以来，随着资源紧缺、能源危机等问题日益尖锐，各国纷纷采取积极的极地政策，从政治、法律、政策、外交、等方面入手，提升本国的极地政治地位、保护在极地的权益、扩大影响力。

Polar distance; polar diameter.4. Located or found in one of the Polar Regions.

环极的，围绕极地的位于或发现于一个极地区域中的

Located or found in one of the Polar Regions.Polar distance; polar diameter.

环极的，围绕极地的位于或发现于一个极地区域中的

The Arctic is a polar region. It surrounds the North Pole.

北极地区是个极地的区域，它把北极围在中间。

Cylindrical polar coordinate system is taken and all puantities are independent of r because of symmetry.

圆柱形极地的协调系统被拿，并且由于对称性，所有puantities不依赖于r。

Venus Express also focused on vast rotating vortexes of clouds at Venus' poles.

&金星快车&号还集中观测了金星极地的大型旋涡云。

The third wind belt develops as cold polar air sinks and moves south, is deflected to the right, and is therefore called the polar easterlies.

当冷的极地的空气下沉并且移动南方，受科氏力影响偏向右边，因此被称为极地东风带。

For nowadays, Herbert, aged 64, has become a polar painter, etching out the most detailed, intense and moving scenes from polar history and the present that have influenced his life.

目前，64岁的赫伯特已成了一位专攻极地的画家，描绘出影响他一生的极地历史与现实中最详尽、强烈和动人心魄的场景。

T h e Arctic is a polar region. It surrounds t h e Nort h Pole.

北极地区是个极地的区域，它把北极围在中间。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。