tropic是什么意思

网络释义

用法例句

A survey was made of the resources of wild bananas which represent all species of the genus Musa in the tropical area of Yunnan Province, China.

通过对云南热带地区的野生香蕉考察发现:在滇东南主要分布着小果野蕉(MusaacuminataColla)、阿宽蕉(M。

This paper gives an analysis and discussion on the research status and trends of land degradation in the world and the land degradation problem of the tropical area in China, also proposes a strategy of controling the land degradation and executing the sustainable development.

对国内外土地退化研究现状趋势和我国热带地区土地退化问题进行了分析，并提出了治理热带土地退化及实现持续发展的对策。

This paper analysed the situation and problems of agricultural residue utilization in tropical area,and bringed forward the strategies.

文章阐述了热带地区农业废弃物资源化利用状况、存在的问题,提出了农业废弃物资源化利用的对策,其目的在于促进热带地区农业废弃物资源化利用水平的提高。

Runoff measurements were conducted at three catchments covered with different vegetation in the tropical region of Xishuangbanna, southern Yunnan in the period of July to October,1995.

选择西双版纳热带地区３类不同植被覆盖小流域水文观测点，利用１９９５年７月～１０月的水文和降水观测资料，分析了月径流特征，并选取了大暴雨、连续降水后降大雨和连续无降水后降中雨等３种情况，对热带地区不同土地利用所引起的径流变化特征进行了初步分析，为西双版纳热带地区的水土保持、森林功效等研究奠定基础，并为有效地保护和合理地利用西双版纳地区的森林资源，促进当地经济的健康发展提供科学依据。

) are three perennial stoloniferous geasses widely distributed in the Hainan Island of tropical regions of China.

)是广布于中国热带地区海南岛的多年生匍匐茎禾草，是典型的无性系植物和热带次生植被的主要占据类群，也是具有草坪种质资源开发前景的植物类群。

The paper summarizes the distribution feature of ornamental types,flower color kinds and resources of wild Gesneriaceae species(34 species,14 genus),introduction and cultivation condition and their protection and utilization in the tropical region of China.

结果表明,中国热带地区特有野生苦苣苔科观赏植物分为多年生草本类、灌木类、附生灌木类3大类别;观花类型分为白花类、紫花类、红花类、黄花类和蓝花类;热带特有苦苣苔科观赏植物多数种处于濒危状态,分布区域狭窄,而成为单种植物群体。

a flat grassland in tropical or subtropical regions.

热带或亚热带地区的平坦草原。

the disease occurs in a tropical and a nontropical form.

疾病在热带和非热带地区都发生了。

tall rush of temperate regions.

热带地区的高大灯心草。

Darkness falls quickly in the tropics.

热带地区天黑得很快.

A high incidence of malaria in the tropics.

热带地区疟疾的高发率

Night descends quickly in the tropics.

热带地区黑夜来得很快.

gray-and-white American kite of warm and tropical regions.

温带和热带地区的灰白色美洲鸢鹞鹰。

Does this plant grow in cold countries or in hot countries ?

这种植物生长在寒带地区还是热带地区？

Advisory Committee for Humid Tropics Research

潮湿热带地区研究咨询委员会（湿热地区研究会）

They are more prevalent in soils of the tropical and subtropical regions.

它们在热带和亚热带地区的土壤中较为普遍。

Nutritional requirements for the goats in tropical and sub-tropical regions of China

热带亚热带地区山羊营养需要研究进展

diseases endemic to the tropics.See Synonyms at native

热带地区的地方性疾病参见

The region of the earth's surface lying between these latitudes.

热带地区位于上述两纬度之间的地球表面地区

The vast majority of these lineages appear in the tropics and then spread into the extratropics.

这些世系中绝大多数出现在热带地区，接着向热带外区域扩散分布。

tierra caliente

炎热气候区[带], 地势低的热带陆地

the Arctic, desert, tropical, etc regions

北极、 沙漠、 热带等地区

any of several small lithophytic ferns of tropical and warm temperate regions.

热带和暖温带地区的小型石生蕨类。

Influences of the Indian Ocean Dipole on the Atmospheric Intraseasonal Oscillations in the Tropical and Extratropical Regions During Boreal Summer;

夏季IOD对热带和热带外地区季节内振荡的影响