查询词典 water and soil

Soil water dynamics are influenced by capillary rise under shallow water table, mainly in the soil layer of 0-100 cm for both winter wheat and spring maize.

地下水埋深对农田土壤水分垂直变化的影响主要在0～100cm土层，地下水位越深，同层土壤含水量的差异越大。

The transport of soil water in sunflower field was simulated by HYDRUS model in Hetao irrigation area in Inner Mongolia, and thus the change of soil water in the different two periods of irrigation was distinguished significantly.

通过HYDRUS模型模拟计算了河套灌区不同灌溉时期葵花根层（0~40cm）土壤水的动态规律。

By limiting the horizontal distribution extent of plant root systems, the limited-areas methods can decrease spatial heterogeneity of soil water content and improve the accuracy of determination of soil water content.

植物在极端干旱条件下的生存能力表现为叶片枯黄、萎蔫、脱落和枝条从上到下逐渐干枯，但枝条基部和根系仍然存活，并保持较长时间的存活能力，在遇到适宜的降水后能继续萌发、生长。

In soil drying development, the relationship between the soil layer water storage and the cumulative relative water loss was expressed reliably as a logarithmic linear equation.

干旱过程中，土层贮水量和累积相对失水量之间的关系可以用对数线性方程表示，将方程的斜率转换为取值在[0，1]区间的指数D，可以定量表达土壤干旱程度。

The water-holding and water-regulating capacities of slope wash soil are higher than those of moraine soil.

坡积物成土的土壤蓄水容量及其调节水分运动的能力要明显高于冰碛物成土。

Studies of soil water movement in GSPAC system and modeling water flow necessitate the determination of soil hydraulic properties.

研究GSPAC系统的水分运移机理和建立统一的水系统模型需要确定土壤水分运动参数。

The main research work and its results are: 1Empirical results are analysed for the relations of fault displacement and earthquake magnitude, and difference between permanent ground deformation and maxium dynamic relative displacement on the two sides of fault; 2An analytic method is proposed for resopnse of a buried pipeline due to earthquake fault movement; 3A new shell model with an equivalent boundary and relted finite element analysis method are proposed for estimating response of a buried pipeline under large fault movement; 4By the proposed method, damage performance of water supply steel pipelines with large diameter is simulated to the real cases in Kocaeli Earthquake and Ji-Ji Earthquake, and simulating results show the real failure mode of pipes is revealed; 5Effects of overlying soil and soft/hard interlayers are analyzed on ground rupture mode and degree due to earthquake fault, and some earthquake rupture phenomena in soil layers are theoretically described for the first time; 6Pipeline response characters are discussed for the case of considering effects of soil layers on ground rupture mode; 7Research results and proposed method are applied in seismic analysis of pipline acrossing fault in the Gas Tansportation Project from West to East in China.

主要工作和成果包括：1）分析了不同断层位错形式下地表破裂位错量与震级之间的经验关系，并基于集集地震近断层记录分析了断层两侧永久地面变形和地震动相对位移幅值之间的差别，为合理地考虑地震断层位错地面变形动态影响提供了依据；2）发展了断层位错地面大变形下管线反应分析模型并给出物理概念明确、简单实用的解析分析方法；3）建立了断层位错下埋地管线反应分析的等效边界壳模型有限元方法，方法中引入了以非线性弹簧形式模拟离断层较远处管段影响的等效边界，简化了计算模型并突出了近断层处管体反应；4）利用等效边界壳模型方法，对土耳其地震和集集地震中大口径埋地管线震害进行了模拟，结果表明所提方法可以更清地解释震害所表现的管体破坏特征；5）研究了覆盖土层和软硬夹层的存在对断层位错地面破裂形式和程度的影响，首次从理论上解释了某些地震地表破裂现象；6）探讨了考虑土层对断层位错地面变形影响的管体反应特征；7）本项目成果已在西气东输工程的管道跨断层抗震问题分析中得到了应用。

Results show that plant communities on the flat sandy land with impermeable stratum below root layer, in terms of average soil water content in different plots, ranke in the ascendant order of Leymus secalinus community (4.91%), Oxytropis aciphylla community (7.42%), Caragana korshinskii Community (10.36%), Artemisia ordosica Community (12.55%), and bare sandy land (16.27%). In the same plant community, soil water content is different in different seasons.

结果表明，在根层以下为不透水层的平沙地，各样地平均土壤含水量由小到大依次为：赖草群落(4.91%)＜猫头刺群落(7.42%)＜柠条群落(10.36%)＜黑沙蒿群落(12.55%)＜裸地(16.27%)；同一植物群落的土壤含水量在各个季节也不相同。

However, if the inferior conditions such as lack of soil water, severe loess of soil and water, scurviness ecological environment can restrict the sustainable development of seabuckthorn stand?

然而，这一地区水分缺乏、水土流失严重、生态环境恶劣，是否会制约现有沙棘林的持续发展？

Soil and water conservation monitoring in construction project is of great significance to soil and water loss control.

开发建设项目的水土保持监测工作对于防止新的水土流失具有十分重要的意义。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。