water potential是什么意思

网络释义

用法例句

Definition,calculation and application of total water potential;

总水势概念的定义、计算及应用条件

Effects of water stress on water potential and proline metabolism in leaves of sugarcane(Saccharum officinarum L.) at early growth stage;

聚乙二醇胁迫对甘蔗生长前期叶片水势及脯氨酸代谢的影响

The method introduced soil-water potential (SWP) equation and moving mesh FEM into the governing equations of traditional Biot s consolidation theory.

该方法在传统Blot固结控制方程组中引入土水势方程(SWP)和移动网格算法,根据虚功原理和加权残值法推导了相应的增量有限元方程。

This paper analyzes two conditions required by vacuum preloading improving the soft soils,and explains the seepage mechanism during the course of improvement with the soil-water potential principle,the conversion from pore-water pressure to effective stress is illustrated,which demonstrates the incremental effective stress is consisted of difference of atmospheric and hydraulic pressure.

通过对真空预压法加固软基所具备的两个条件进行分析,以土水势的原理解释了加固过程中的渗流机制,并阐述了孔隙水压力向有效应力的转化过程,说明有效应力的增量是由气压差和静水压力差构成的,最后对卸除真空荷载后地基回弹作了分析。

It is very important to research into the coupled calculation of the dose field temperature field hydro potential field stress field associated with HLW disposal.

回顾了高放废物处置概况 ,给出了剂量场 -温度场 -水势场 -应力场耦合研究的意义 ,探讨了剂量场计算公式与热 -湿 -力耦合方程及其求解 ,最后指出了这一领域的若干优先研究方向 。

During the period of 1993 to 1994, the field experiments were carried out daily on time within the 0～175 cm depth of the fixed dunes which were located in the north of Dengmaying basin on the southwestern edge of Tengger desert to measure moisture contents and moisture potentials with sand layers by Neutron moisture meter and Tensiometer.

１９９３～１９９４年在腾格里沙漠西南缘邓马营湖北部一固定沙丘上设置观测点，采用中子仪、负压计逐日定时分层测定沙丘０～１７５ｃｍ深度含水量和水分势能。

Definition,calculation and application of total water potential;

总水势概念的定义、计算及应用条件

In light of the fundamental principle in physics,this paper analyzes the total water potential concept built on energy viewpoint, and concludes that total water potential contains two energy forms: mechanical energy and thermal energy,which are the driving forces for water transfer and thermal dynamic processes.

依据物理学基本原理,分析了以能量观点为基础的总水势,得出其包括机械能和热能两种能量形式,这两种能量形式分别是水分机械运动和热运动的驱动力。

The force of the rapids had been terrifying.

这道激流水势实在厉害。

Changes of Leaf and Stem Water Potential of Apple under Soil Drought Stress

干旱过程中苹果茎水势和叶水势的变化研究

Studies on Water Saving Strategies by Using Leaf Water Potential as Irrigation Criterion;

以叶水势为灌溉指标的水稻节水技术体系研究

Influence of Soil Potential on the Water Status, Photosynthesis and Growth of Mandshuran Ash Seedings;

土壤水势对水曲柳幼苗水分、光合和生长的影响

Effect of water stress on leaf water potential and leaf holding water capacity in seedlings of the different tree species

水分胁迫对4树种幼苗叶水势和持水力的影响

Research on the Growth Water Potential Field and Life Water Potential Field of Several Coniferous and Broadleaf Trees

几种针阔叶树种生长水势阈和生命水势阈的研究

As the streams slow down in their course, you can see the fish romping in the swirling water.

可是每到水势缓慢的洄水涡，却有鱼儿在跳跃。

also, he noticed that the Xiangjiang River was unusually swift. He hit on the idea of flooding the seven armies.

又见襄江水势汹猛,水淹七军之计,油然而生。

Water deficit is influenced by the level of soil water potential at the root surface.

水分亏缺是受根系表面土壤水势高低影响的。

The tide comes in with a sudden rush here.

这里潮水来势汹涌.

The growth of rice this year is not so good.

今年水稻长势不好。

Therefore, just as water retains no constant shape, so in warfare there are no constant conditions.

故兵无常势，水无常形。

How to Change the Water Resources Strengths into Economic Strengths in Lishui River Basin;

论如何将澧水流域水资源优势转化为经济优势

The water quality of the offshore marine areas tended to improve.

近岸海域海水水质呈改善趋势。

The present situations in Chinese water supply and drainage industry and development strategy analysis;

中国给水排水行业的现状与发展趋势

Trend Prediction and Analysis of Groundwater Quality of Handan City

邯郸市地下水水质变化趋势预测分析

Change of water resources in the Baiyangdian Wetland

白洋淀湿地水文水资源变化趋势分析

Strengthen the education of situations and policies raise the level of the course for situations education;

加强形势政策教育 提高形势教育课水平