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- Oasis Effect in Arid Regions 干旱区的绿洲效应
- Abstract : iver change is closely related to oasis and desert evolvement, and therefore has been one of the focuses in the study of environmental change in arid regions in recent years. 摘要 ： 干旱区河流变迁与绿洲演变和沙漠进退密切相关，是近年来干旱区环境变化研究的焦点之一。
- Destroying forest or burning vegetation for land reclamation and stripping vegetation and digging up tree stumps on steep hill slopes or in arid regions shall be prohibited. 禁止毁林开荒、烧山开荒和在陡坡地、干旱地区铲草皮、挖树兜。
- Nonmetallic mineral resources and rocks such as beryllium, mica, lithium, clays, pumice, and scoria also occur in arid regions. 非金属矿资源和岩石如铍,云母,锂,粘土,轻石和铁渣也在干旱地区出现。
- Towers of weathered, eroded sedimentary rock, hoodoos are found in arid regions of planet Earth and are particularly abundant in an area known as Bryce Canyon National Park in southern Utah, USA. 被风化、侵蚀了的沉积岩形成了塔状结构，在地球的干旱地区能找到这样的石林，特别是在美国犹他州南部布赖斯峡谷国家公园内其数量异常丰富。
- One proposal is to use guayule, a shrub that grows in arid regions and produces rubber that is free from allergenic proteins, which makes it useful for items such as surgical gloves. 一种建议是种植银胶菊。银胶菊是一种生长在干旱地区的灌木，它产生的橡胶不含致过敏蛋白，可以用来生产手术手套一类的物件。
- The result shows that the diversity of AMF in arid region of northern Shanxi is rich. Spore density from the rhizosphere of legume species is higher, the average amount to 170.8/ 100g soil. 2 研究结果显示陕北干旱地区豆科植物根际有丰富的AM真菌多样性;根际土壤孢子密度较高;平均达170.;8个/100g土。
- Numerical Simulation of Oasis Effect in Gansu Corridor 河西绿洲效应的数值模拟研究
- Biodiversity in Arid Regions of Northwest China 我国西北干旱区生物多样性研究
- iver change is closely related to oasis and desert evolvement, and therefore has been one of the focuses in the study of environmental change in arid regions in recent years. 干旱区河流变迁与绿洲演变和沙漠进退密切相关，是近年来干旱区环境变化研究的焦点之一。
- It is difficult to relate cause and effect in this case. 这个案件中的动机与结果很难联系起来。
- No crops will grow in arid soil. 任何农作物都不能在干涸的土壤中生长。
- Review of the Grassland Seed Bank in Arid Region 干旱区草地土壤种子库研究综述
- It is difficult to grow fruit in arid desert areas. 在干燥的沙漠地带栽培水果很困难。
- We should keep this effect in perspective. 我们应该正确地保持这种效应。
- Arid regions cober arid and semiarid areas. 旱区包括干旱区和半干旱区。
- A bill in effect in three states,the GI Bill. 在三个州生效的法案；美国军事法。
- These laws are in effect in twenty states. 这些法律在二十个州有效。
- Determination on Drought-resistance of Rhus Typhina in Arid Region 干旱地区火炬树耐旱性测定
- Therefore, this flag has no effect in SP1. 因此,此标志在SP1中没有任何作用。
