查询词典 water-mill

Involucrate seedlings. The results showed that all test reagents had positive effects, and synergistic effect existed among them. CaCl2 and SA improved the water utilization efficiency of D. involucrate at the initial stage of water stress, while water-retention agent maintained higher soil moisture content when the drought stress developed so as to improve the drought resistance of D. involucrate and alleviate the effects of water stress.

结果表明：CaCl2、SA和保水剂对珙桐幼苗抗旱性的影响均呈正向作用，且它们之间具有协同效应；CaCl2和SA提高了珙桐幼苗在水分胁迫前期对土壤水分的利用，使幼苗维持了较高的抗旱性；随着土壤干旱的持续，保水剂对水分胁迫有缓效作用，使土壤维持了较高的水分含量，有利于保持幼苗的抗旱性，减小水分胁迫的危害。

It is reported that in china irrigative water use efficiency is only 0.4 ,and that water use efficiency of crops is 1 kg/m3; and is only half of developed country, thus it can be seen that the key of saving agricultural use water is to how to increase crops use water efficiency .

我国灌溉水利用系数仅为0.4，农作物水分利用效率仅为1kg／m~3，是发达国家的一半，由此可见发展节水农业的关键是提高农作物的水分利用效率。

It can provide some theoretic gist for resource value of water and soil in sandy land to indicate the change and law of soil moisture character, as well as the water circulation and balance mechanism in sandy land, at the same time, it have important practical significance to protect limited water resource, improve using efficiency of water resource,control desertification, choose and educate sand binding plant, renew and restore degraded ecosystem, as well as the economy benefit of irrigative agriculture and intending trend of development.

揭示沙地土壤水分特征的变化规律以及沙地水循环和平衡机理，可以为沙地水土资源评价提供一定的理论依据，同时对于保护当地有限的水资源和提高水资源的利用效率，以及沙漠化防治，固沙植物的选育，退化生态系统的恢复与重建，灌溉农业的经济效益和未来的发展趋势都具有重要的实践意义。

The results of this work are applicable to the assessment of water quality and human impacts on the ground water system,and can be used as the data-base for the protection and exploitation of water resources from the surface/ground water system in the karstic area.

这一研究成果为评价地表/地下水环境的质量现状，为喀斯特地区地表水地下水资源的保护和利用提供了科学依据。

In order to know the characteristics of water-rock interaction and the sources of the contaminants in the ground water system of the karstic area,we carry out a study on the water geochemistry of the surface and ground water in Guiyang,the capital city of Guizhou Province,China.

为了解喀斯特地区水-岩相互作用特征和辨别地下水污染物的来源，为揭示人类活动对喀斯特地下水文地球化学环境的影响，研究了贵州省贵阳市不同岩性含水层地下水和地表水的化学特征。

Surface water basically has fluvial water and laky water, by water of be in harmony of atmosphere precipitation, glacier and groundwater supply, with river plain runoff, land evaporates and soil is excreted into the form of ooze.

地表水主要有河流水和湖泊水，由大气降水、冰川融水和地下水补给，以河川径流、陆地蒸发和土壤入渗的形式排泄。

Based on microlevel data collected in Gansu and Inner Mongolia, the method of data envelope analysis was employed to examine the efficiency of agricultural water utilization, the logical relationship between water use efficiency and water right transfer was analyzed to examine the preconditions for agricultural water transfer against transitional background of Chinese economy.

本文利用甘肃、内蒙2省典型灌区432个农户的实地调研数据，基于数据包络分析方法，对农户灌溉用水效率与农业水权转移的内在逻辑关系进行系统分析，以探索中国转型经济条件下农业水权转移的条件。

Based on microlevel data collected in Gansu and Inner Mongolia, the method of data envelope analysis was employed to examine the efficiency of agricultural water utilization, the ogical relationship between water use efficiency and water right transfer was analyzed to examine the preconditions for agricultural water transfer gainst transitional background of Chinese economy.

本文利用甘肃、内蒙2省典型灌区432个农户的实地调研数据，基于数据包络分析方法，对农户灌溉用水效率与农业水权转移的内在逻辑关系进行系统分析，以探索中国转型经济条件下农业水权转移的条件。

To pump water with 2 triphase water pumps and 5 monophase water pumps simultaneously, the water surface kept constant when it descended 100mm.

用2台三相水泵和5台单相水泵同时抽水，水面下降100 mm后就不再下降。

Some conclusions were drawn: Oenanthe javanica grew normally when TN and TP concentrations in raw water were 7.05-9.99 mg/L and 0.29-0.73 mg/L respectively; with the hydraulic load being 0.5 m^3/(m^2d), the removal rates of NH3-N, TP, and TN from heavily polluted river water by Oenanthe javanica floating bed were positively related to water temperature, and it inhibited the growth of algae stably; the mean removal rate of nutritive salt increased with the concentration of raw water.

研究结果表明，进水ρ和ρ分别为7.05~9.99mg/L和0.29~0.73mg/L，水芹菜能正常生长，在水力负荷为0.5立方公尺/的条件下，水芹菜浮床对重污染河水中的NH3-N，TP，TN的去除率与水温正相关，对藻类的抑制作用稳定；营养盐的去除负荷随原水质量浓度的增加而增大。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。