查询词典 moisture in the soil

The rule about water flow in unsaturated soil and the soil-water characteristic curve are described in this papsr, and it respectively regards moisture content and capillarity head as basic variable to deduce unsaturated seepage control equation.

本文阐述了非饱和土中的流动规律和土—水特征曲线的特征及其应用，分别以含水量和毛细水头为未知量推导了非饱和渗流的控制方程。

The negative correlation of soil temperature and soil moisture in North China is most notable.

而在较长的时间尺度上，土壤湿度与降水的变化仍然存在较好的正相关关系。

The soil moisture is measured in the field by time domain reflectometry, neutron probe and soil sampling, The results showed that the measured values are different.

应用时域反射仪、中子仪和上钻法测定了农田土壤水分，并对农田土层含水量和主体贮水量的测定结果进行了比较。

In this study,two Landsat TM images of Xiamen city were used to evaluate soil moisture of the city for the years of 1989 and 1996.The extraction of the moisture was based on a spectral feature space composed of fractional vegetation cover and land surface temperature.

利用1989年和1996年两个时相Landsat TM遥感卫星影像来获取厦门的植被覆盖度和地表温度，并由此构建了植被覆盖度和地表温度组成的特征空间，最后利用该特征空间反演了土壤湿度，并分析湿度在两个时相中的变化情况。

It indicated that:(1) The growth of rubber trees were increased in this intercropping pattern;(2) It was effective to decrease temperature of the rubber plantation in summer, increase the atmospherical moisture content and water content in soil;(3) It was also effective to improve the soil condition and increase its usable phosphor content.

结果表明：（1）间作唐鬼桑能促进中幼龄胶园的胶树生长；（2）可降低胶园的空气温度，提高系统内的空气相对湿度，增加胶园土壤含水量；（3）能改善土壤性状，增加土壤有效磷的含量。

The results showed: soil moisture in 10～20 cm and 30～40 cm deep soil of all treatments were slightly higher than that in CK betore floressence of potato, and were slightly lower than that in CK after stem and leaves witherd.

结果表明：沃特、PAM不同处理10～20 cm、30～40 cm土层土壤含水率在盛花前略高于对照，茎叶衰老后略低于对照。

Results showed that in lower soil suction(0～80 kPa),soil moisture-holding capacity accreted with the increasing of water-retaining agents,so did the amount of available water.

利用张力计和恒温脱水动力学方法，研究了不同剂量保水剂施入轻壤质潮土后土壤持水性质的变化。

Measured the basic physical parameters of unsaturated soils in Three Gorges Reservoir area; 2 measured the initial sample matric suction using the unsaturated triaxial testing system, which can be used to evaluate the unsaturated soil strength and stress; 3 the drying and moisture absorption experiments were executed using the Tempe apparatus, and got the Soil-Water Characteristic Curve, permeability coefficients of every stress level were simulated according to the parameters from the SWCC; 4 the unsaturated soil strength tests were carried out using the GDS triaxial testing system, then got the Mohr circle and shear strength parameters; the results from different stress paths were compared; meanwhile, the axial strain-stress ratio-volume strain curve of different matric suction and different radial pressure was got, as well as their relationship; The research, which provided the necessary data and reference for Three Gorges Reservoir area geologic disaster, is the basic component of Three Gorges Reservoir geologic disaster prevention and research, and experimental results will be used directly in the project.

1量测了三峡库区非饱和土的基本物性参数； 2用非饱和土三轴试验仪量测了试样的初始基质吸力，为评估非饱和土的强度和应力水平提供参考； 3用Tempe仪和体积压力板仪进行了非饱和土的干燥和吸湿试验，得到了土-水特征曲线，并根据其参数拟合出各级吸力状态下对应的渗透系数； 4用GDS三轴仪进行了强度试验，得到了Mohr圆和抗剪强度参数；并比较分析了不同应力路径下试验结果；同时得到不同吸力和不同围压下轴向应变-应力比-体应变的关系曲线和其相互关系。该研究是三峡库区地质灾害防治研究工作的基础性工作，其结果将直接应用到工程实际中，为三峡库区地质灾害提供必要的数据和参考。

This paper analyzes the soil samples sampled from 289 profiles in an area of 16 m×16 m and in depths of 0～20 cm and 80～100 cm in field of Tamari ramosissima Ldb., and the soil moisture content, salt content, pH values...

对土壤水分和盐分空间分布的动态变化进行了比较，同时采用CoKriging方法进行估值，与Kriging法相比，其估计方差减少百分数最大达到了 12 1.4 8%，117.83%。

In order to acquire the detailed and reliable soil water content of large scale, making use of the land surface monitoring to reflect the soil moisture indirectly has been an effective method.

为了获得大范围的详细和可靠的土壤水分信息，利用观测地表温度间接反映土壤湿度是一种有效的途径。

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。。。。