The optimal design of cross section of level terrace of farmland hole;
土坎水平梯田最优断面设计
The paper primarily analyzes the change of soil moisture in different sections of level terrace and the change of chemical properties on terrace constructed in different years.
主要分析了水平梯田不同位置土壤水分的变化与不同年限修建水平梯田化学特性的变化。
Level terrace in Chunhua was the system studied object, fallow sloping field was the check, and their soil moisture variety was dynamic monitored.
以淳化试区的水平梯田为系统研究对象,休闲坡地为对照,对其剖面土壤水分变化进行动态监测。
1 ) model to irnitate potentialyield and water - conservation yield of terraced lands, having determined the water-conservation yields and thire benefit-shared coefficients for terraced land and ridged slopeland in Inner Mongolia.
1）模型，对梯田的趋势产量和水保产量进行灰色拼合，确定了我区水平梯田、坡式梯田的水保产量及其效益分摊系数。
The horizontal gradient anomalies and two derivatives methods are adopted to extract faint information as well as other methods,and digital image display technique is used to show the results.
方法采用水平梯度法和二次垂直导数等方法提取微弱信息,利用数字图象显示技术成图。
According to the physiognomy along the horizontal gradient,the birds habitats were divided into beach,mangrove,shrimp pond,farmland and hurst and shrub in National Natural Reserve of Beilun Estuary.
在北仑河口国家级自然保护区,根据地貌沿着水平梯度,将鸟类生境划分为滩涂、红树林、虾塘、农田和树林灌丛5种类型,运用α、β多样性指数研究保护区内冬季鸟类的多样性。
Study on Environment Effect of the Level Terrace in Southern of Loess Plateau;
黄土高原南部水平梯田环境效应研究
Design of Optimum Field Width of Level Terrace in Loess Hilly and Gully Region. of Northern Shaanxi
陕北黄土丘陵区水平梯田最佳田面宽度的优化设计
Manual Amendment Terrace Job Practice of Water and Soil Conservation Engineering;
水土保持工程中人工修筑水平梯田的组织与方法
Leveling hilly land into terraces, which slows the rate of runoff, allows more water to soak into the soil.
把丘陵土地平整成为梯田，减慢水流速度，让更多的水渗到泥土里。
A level, narrow stretch of land interrupting a declivity.
阶地，梯田在斜坡上隔成的水平而狭窄的一片片土地
The terrace that trapped the water became the farm field.
把水拦住的梯田成为农田。
They had to do the levelling first and then the terracing.
他们先得平地，然后再造梯田。
the horizontal part of a stair or step.
楼梯或台阶水平部分。
The horizontally projecting edge of a stair tread.
凸出楼梯踏板水平突沿
Preliminary Discussion on the Loss of Soil Moisture from Terrance Bank and Its Effects upon Crom Yicld
梯田田坎水分耗散及其对作物产量的影响初探
Protection of Yuanyang Rice Terraces from Seeing Cordillera Rice Terraces in Danger;
从科迪勒拉水稻田濒危看元阳梯田保护
Rice shoots in the terraced fields were greedily lapping up the dew.
梯田里的秧苗贪婪地吮吸露水。
Most of the soil in the water is left behind on the terraces.
水中的泥土大部分都被留在了梯田里。
These will hold back the rain water and the soil it carries.
雨水和泥土就都可以被留在梯田里了。
Water raised by the electrified pumping stations poured into the terraced fields.
由电泵抽上来的水哗哗地流人了梯田。
All hands turned out to repair the terraces and drain the water.
所有劳动力都出来整修梯田，排除积水。
On The Management of The Aquatic Product Ownership in Hani Terrace;
论哈尼梯田水产所有权制度的法制化
acres of level farmland.
好几亩水平的农田。