查询词典 arid region

Populus euphratica heteromorphic leaves can adapt different environment in different developmental stages through the changes of leaf shape,anatomical structure,physiological metabolism and protein expression,which can be presumed as the major reason for Populus euphratica survival in the arid and semi-arid desert region.

胡杨的异形叶能通过形态、结构、生理代谢及蛋白质表达水平上的变化来更好的适应不同发育时期生存环境的改变，推测这就是其优于其他树种而能在荒漠地带生存至今，成为干旱荒漠地区唯一天然存在的高大乔木的原因。

Loess Plateau is locate in areas transited from semi-arid and semi-humid areas to arid hungriness area, Because of the influence of war and long-term\'s unreasonable utilization, the ecological environment in this region is poor and serious soil and water loss is heavy. The water and soil conservation ecosystem project of emphasis tributary is implemented by Yellow River Committee from 2000, during several years centralized treatment,Project Construction have got remarkable effect.

黄土高原地处我国从半湿润半干旱带向干旱荒漠带过渡的地区，由于受历史上战乱和人为不合理开发利用的影响，生态环境比较脆弱，经济发展滞后，水土流失严重。2000年以来，黄委会启动实施了以黄河多沙粗沙区为治理重点的黄河水土保持坡面生态工程的重点支流治理项目，经过几年投资集中治理，项目建设成效显著。

China is a great nation of earthen sites, and only in the Arid Region of Northwest Chinathere are 43 national places and more than 360 provincial places.

我国是一个土遗址大国，仅在西北干旱区遗留下来的国家级重点文物单位就有43处，省级重点文物单位360余处。

First time use gray settle the power gather a type of model to lead into to this kind of problem of analytical research in arid region.

3首次将灰色定权聚类模型弓1入对干旱区此类问题的分析研究。

The nomads moved to this arid region centuries ago.

游牧人在几个世纪前来到这个不毛之地。

In this study, we investigated the relationship between the vegetation growth and the depth to water table in the Yinchuan Plain, located in the northwest arid region of China, by combining remote sensing with groundwater observation data.

借助遥感方法，结合地下水观测数据，在区域尺度上定量地研究了中国银川平原地区地下水埋深及矿化度与植被生长的关系。

We have studied the greenhouse's celery water requirement volume, water requirement rule, the relationship between output and water consumption during the winter, the irrigation scheme of the greenhouse's celery in the semi-arid region of northeast China, the influence of different waterings on celery's growth and yield in various periods.

研究了冬季温室芹菜需水量、需水规律、产量与耗水量的关系。对东北半干旱地区日光温室芹菜进行了灌溉制度的研究。研究不同生育期的不同灌水量对芹菜生育性状及产量的影响。

The Aral Sea has shrunk by 90 percent thanks in large part to the rivers that feed it being diverted by a Soviet project to boost cotton production in the arid region.

咸海已经萎缩了90%，其中主要原因是由于苏联的一项计划—在干旱地区大量种植棉花导致的。

Mecca, lies in the arid region of Hejaz, Western Saudi Arabia.

麦加城，位于沙特阿拉伯西部汗志省的干旱地区。

Mecca, lies in the arid region of Hejaz, Western Saudi Arabia.

麦加，位于沙特阿拉伯西部，汉志省的不毛之地。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。