查询词典 border irrigation
- 与 border irrigation 相关的网络例句 [注：此内容来源于网络，仅供参考]
-
On the basis of water balance model, a simplified analytic model of border irrigation is set up with the help of upper storage water coefficient.
根据水量平衡原理，通过引入地表储水形状系数和提出的公式所计算出的下渗水形状系数，建立了基于水量平衡原理的畦灌水流推进简化解析模型。
-
The irrigation efficiency is an importance factor which influences crop yield and water use efficiency in border irrigation.
畦田灌水质量是影响作物产量和水分利用效率的重要因素。
-
Film hole irrigation is a new type of border irrigation technology and has double effects of water-saving and yield-increasing.
膜上灌是一种新型地面灌溉技术，具有节水和增产的双重效应。
-
Border irrigation can be described as elongated basins with a gentle slope in the long direction.
畦灌可以描绘成长条形的格田，沿其长边方向具有较缓的坡度。
-
The whole process of sophon surge flow border irrigation with pipeline is simulated.
对虹吸式波涌管道畦灌水流运动进行数值模拟。
-
Border irrigation can be used with slope gradients between 0.2 % and 2 % for cultivated crops, up to 4 % or 5 % for small grain or hay crops, and up to about 8 % for pastures.
适宜采用畦灌的地面坡度是：种植中耕作物为0.2％一2％；种植小粒谷物或饲料作物为4％～5％；种植牧草约为8％。
-
SIRMOD method was employed to estimate the infiltration parameters for border irrigation under the condition of wheat planting.
针对现有估算方法存在计算工作量较大、精度不高的现状，根据田间实测资料，利用SIRMOD模型，对小麦畦灌条件下田间土壤入渗参数进行了估算。
-
Border irrigation current advancement process model plays an important role to determine irrigation technical index, average field infiltration rate and roughness coefficient.
畦灌水流推进过程计算模型对确定灌水技术要素、田间平均入渗率和糙率有十分重要的作用。
-
The model simulates all phases of continuous and surge flow irrigation including simultaneous advance and recession and can also be ap- plied to basin and border irrigation with various field slopes.
。该模型模拟所有阶段的连续波涌灌溉方式，包括同步前进，经济衰退也能是溶质灌溉与各领域的斜坡盆地和边界。
-
In this paper,established the functions of irrigation application efficiency,irrigationdistribution efficiency and water store efficiency according to the parameters of water flowadvance and infiltration for furrow and border irrigation with tailor water condition.
本文提出根据膜孔沟灌的水量平衡原理，由水流行进方程和有关参数，确定入渗方程，并根据灌水均匀度、灌溉效率和储水效率的定义，推导出长沟畦灌溉有排水条件下由行进方程和入渗方程的参数确定的灌水均匀度方程，与沟畦长分段求解方法相比，其误差小于2%。
- 推荐网络例句
-
As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.
每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。
-
Maybe they'll disappear into a pothole.
也许他们将在壶穴里消失
-
But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.
但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。