Study on interspecific association of spring-autumn pasture under enclosure and recovering conditions in Yili River valley
伊犁河谷春秋草地围封恢复过程中种间关联性研究
The influence of enclosure on soil fertility and vegetation character in the degenerative meadow is researched.
以多伦县退化草地为研究对象,探讨围封措施对土壤化学性质及植被的影响。
(2) The proportion of annual plant and biennial plant decrease gradually and the proportion of perennial plant increases gradually in the course of enclosure.
以未围封沙化草地作对照,研究了围封1年、4年和9年的沙化草地土壤种子库特征的变化,获得如下结论:(1)对沙化草地实施围栏封育,可显著提高土壤种子库的植物种数。
Effects of Grazing and Exclosure on Soil and Vegetation in Alxa Desert Steppe;
放牧和围封对阿拉善荒漠草地土壤和植被的影响
The carbon sequestration on the root and soil in three plots of typical steppe area: 26-year exclosure grassland(E26),continuous grazi.
以围封26 a草地(E26)为对照,研究了内蒙古典型草原区长期开垦与放牧对土壤-植物根系系统碳截存的影响。
The influences of overgrazing and exclosure on the concentration of organic carbon in soils and the characteristics of vegetation were studied, three adjacent 1-ha research areas of flat dune topography were selected, with exclosure for 6 years (6Ex) and exclosure for 2 years (2EX), and the area had been continuously over grazed (FZ).
研究了阿拉善荒漠草地过度放牧和围封恢复对地上植被特征及土壤有机碳的影响。
enclosure of a liftway
升降机槽的围封装置
HIGH-PRESSURE GUNITE TECHNIQUE FOR DRAINPIPES SEALING
用高喷灌浆技术围封加固压力排水管道
Effects of Enclosing Spring-autumn Grassland on Features of Vegetation and Soil at Zhaosu Horse Ranch;
围封对昭苏马场春秋草场植被和土壤的影响
Study on the Effects of Enclosing and Transferring on Grassland Productivity in Xilinguole;
围封转移对锡林郭勒盟草地生产力影响研究
The Influence of Enclosing on Soil and Vegetation on the Degradation Grassland in Duolun;
围封对多伦县退化草地土壤及植被的影响
outside the sweep of federal authority.
封建政权控制范围以外
To bring an end to(a blockade or siege) by removing forces.
撤消封锁通过撤走武装力量而终止（封锁或包围）
Temperature range limited by seat material
温度范围受到阀座密封材料的限制
uncomfortably closed or hemmed in.
令人不适的封闭或者包围。
the enclosing frame around a door or window opening.
围绕着门或窗的封闭性外套。
outside the sweep of federal authority. See also Synonyms at wander
封建政权控制范围以外参见同义词
A closed curve bounding a plane area.
周界围绕一平面域的封闭性边界
The Implication of Besieged City;
试论《围城》批判封建家族制度之意蕴
On the "Open" and "Closed" Structure of the Novel "Surrounded City;
《围城》中“开放”与“封闭”的小说结构
Open Space" And "Closed Space"In The Novel FORTRESS BESIEGED;
《围城》的“开放空间”与“封闭空间”
The blockade line in the Northwest was built by the Kuomintang reactionaries around the Shensi-Kansu-Ningsia Border Region.
西北封锁线，指国民党反动派包围陕甘宁边区的封锁线。
a sealed off pipe; the sealed off airport was surrounded by a cordon of police.
密封管；封锁的机场被警察站成一线所形成的警戒线围了起来。
At the end of three days she wrote Lord Warburton, and the letter belongs to our history.
三天后，她写了封信给沃伯顿勋爵，这封信属于我们的故事范围。
