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1)  Flat Steps
水平梯板
2)  gradient plate
梯度平板
3)  level terrace
水平梯田
1.
The optimal design of cross section of level terrace of farmland hole;
土坎水平梯田最优断面设计
2.
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。
3.
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。
4)  terraced land
水平梯田
1.
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。
5)  horizontal gradient
水平梯度
1.
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。
2.
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。
6)  gradient plate method
梯度平板法
补充资料:梯度平板法
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性质:利用培养皿的一侧至另一侧铺有药物浓度呈梯度分布的琼脂培养基,以筛选相应抗药性突变株的方法。一般先将培养皿一侧搁高约5mm,倒入约10ml融化的琼脂培养基,待凝固后放回水平位置,再倒上等体积含适当浓度药物的相同培养基,放置一天后,即成梯度平板。若涂布菌液,经培养后,其上即可长出抗药性菌株的菌落。

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