查询词典 loess

The second part give an all-around demonstration on eco-economic backgrounds of hilly gullied loess region and concluded that small watersheds are dominant landscape units that enable them to be basic for regional management and development. Ecological and economic strategies for regional development are also put forward: soil and water conservation to improve ecological environment should be first-line task the region shoulders in the new century."Grain for Green"policy provides chances of accelerating development for the region. Maintaining food self-supporting based on an improved ecological environment; combining agriculture and husbandry in the production system; taking husbandry as pivot while selectively develop cash forest.

第二部分综合阐述了黄土高原丘陵沟壑区的生态经济背景，指出：小流域为黄土丘陵沟壑区的优势景观单元，是区域治理与发展的基本单元；并提出区域治理与开发的生态与生产定位：区域应以水土保持、改善生态环境为新世纪的主要战略任务，国家的退耕还林草政策为区域加大环境治理提供了新的契机；在生态环境明显改善的基础上实现粮食自给，实行农牧结合，重点发展畜牧业，有选择的发展经济林果业。

The sediment retained by dams at early stage in the watersheds where the treatment degree is higher in the gullied rolling loess area of Gansu is mainly gravity erosion coming from gullies and banks of reservoir areas.

甘肃黄土丘陵沟壑区治理程度较高的流域，前期坝库拦蓄的泥沙主要来源于坝库区沟岸的重力侵蚀，其泥沙量占坝库拦蓄泥沙总量的 83 63 %，坡面侵蚀仅占 16 3 7%。

The second part give an all-around demonstration on eco-economic backgrounds of hilly gullied loess region and concluded that small watersheds are dominant landscape units that enable them to be basic for regional management and development.

区域内部仍存在较大的自然—经济差异，必须因地制宜、分区划片、汁类指导，发展二、三产业，从而伎区域产业结构得以调整，经济水平得以大幅度提高，尽快实现脱贫，达到小康生活水平。

It is shown by the results of observation and analysis on the tests of water collection and saving utilization of hillside orchards located in the gullied rolling loess area that to build two encircling water collection works in the orchard to store excess rain.

对黄土丘陵沟壑区山地果园集流节水利用的定位试验观测和分析的结果表明：将果园修成&回&字形集水面，将超渗产流蓄贮，既可以减少果园水土流失，又能满足果树旱季用水；采用地膜覆盖、秸秆覆盖、绿色覆盖措施可以有效地减少地面蒸发，调节地表温度，增加土壤有机质，达到高效利用雨水资源的目的。

No.5 subregion of gullied and rolling loess region gravitational erosion scaly slipping

黄丘五副区；重力侵蚀；鳞片状滑移

The ravines and gullies of the loess plateau have brought much inconvenience to the agricultural production, transportation and people's daily life.

黄土高原的沟壑化，给农业生产、交通运输以及人民的日常生活带来了诸多不便。

The Depths of Uniformand Complete Mixing Zone model, Depth of Effective Runoff Transport model and Kneeing Point Methoddetermining EDI are tested and analyzed for soil chemicals on the loess lope. The EDI got by the Kneeing PointMethod is proved to be the real mixing zone depth.

利用试验资料，分别对完全混合深度模型、等效径流迁移深度模型和有效作用深度EDI拐点法的适宜性进行了检验和分析。

The loess caps the ridges and knolls -- pressed on the sky like the waves of an ocean.

黄土帽——梁和峁像大海一样托着那蓝天。

On the opposite side, looking on as the waves of loess ridges and knolls spilled themselves with

蓝青色的山西省的崇山如一道迷朦的石壁，正在彼岸静静肃峙，仿佛注视着这里不顾一切地倾泻而下的黄土梁峁的波涛。

The lofty blue mountains of Shanxi Province were like a blurry wall standing gravely and silently on the opposite side, looking on as the waves of loess ridges and knolls spilled themselves with abandon over the edge.

蓝青色的山西省的崇山如一道迷朦的石壁，正在彼岸静静肃峙，仿佛注视着这里不顾一切地倾泻而下的黄土梁峁的波涛。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。