1) removable subsurface drip-irrigation
移动式地下滴灌
1.
On the foundation of summarizing the advantage and the weakness of different forms in drip-irrigation,we have invented a new kind of removable subsurface drip-irrigation system which can be used in resisting drought for the tobacco,the vegetables and other similar non-close planting cultivated crops in the area of droughty massif.
在总结不同滴灌形式优缺点的基础上,开发出一种新型移动式地下滴灌装置。
2) gravity subsurface drip irrigation
重力式地下滴灌
1.
Based on the theory of unsaturated soil water dynamics,a three-dimensional axisymmetric model is set up to simulate soil water movement under gravity subsurface drip irrigation(SDI).
基于非饱和土壤水动力学理论,建立了重力式地下滴灌条件下土壤水分运动轴对称三维数值模拟模型,利用Galerkin有限元法进行了数值模拟。
2.
Based on the unsaturated soil water movement theory, a soil-water movement mathematical model is set up under gravity subsurface drip irrigation(SDI),a finite element equation with Galerkin finite element method for the model is inferred,and it is testified with experiments.
基于非饱和土壤水运动理论,建立了重力式地下滴灌条件下土壤水分运动数学模型,用Galerkin有限元法推导了重力式地下滴灌土壤水分运动有限元方程,并通过试验进行了验证,在此基础上模拟分析了中壤土条件下的滴灌管道埋深、出水孔孔径、供水压力对简易重力式地下滴灌土壤湿润特征和滴孔出水量的影响。
3) movable drip irrigation system
移动式滴灌系统
4) subsurface drip irrigation
地下滴灌
1.
Effect of treflan injection on root growth and yield of winter wheat under subsurface drip irrigation;
冬小麦地下滴灌氟乐灵注入制度对根系生长及作物产量影响的试验研究
2.
Research progress on appropriate depth and interval of lateral pipes in subsurface drip irrigation;
地下滴灌毛管适宜埋深及间距研究进展
3.
Study on effects of irrigation frequency on soil water-transport of line source permeation under subsurface drip irrigation;
灌水频率对地下滴灌线源入渗土壤水分运动规律影响的试验研究
5) Underground drip irrigation
地下滴灌
1.
In this paper,suitable buried depth and irrigation water quantity of underground drip irrigation in clover field are researched according to the soil moisture change of underground drip irrigation of clover field,through comparison with that of conventional furrow irrigation.
根据苜蓿地下滴灌土壤水分变化 ,并以常规沟灌为对照 ,对苜蓿田间地下滴灌的适宜埋深和灌水量进行了研究。
6) movable drip irrigation
移动滴灌
补充资料：DSH回转移动式筛选机
1、工作原理：本机座平面上有一个主动轴和四个从动轴托起筛箱，转动的曲轴带动筛箱作回转运动。形成多方位的贯力。使物料在筛网面上翻滚，移动。在每层网架与流料板之间装有网孔式托板及弹球，避免网孔堵塞。筛箱内的网架及流料板与平面相对为斜面，引导筛选物料移动方向，使粗、细物料自动流入下层网面或自动排出。
2、机器特点：
1、单机/小时处理量大，20目-40目，每小时可筛分15吨-20吨;
2、筛网使用寿命长;
3、筛分灵活方便，可同时筛分4种目数，也可以一种目数4次同时筛分;
4、密封性能好，噪音低、省工、省时;
大连德宝力机械制造有限公司
联系地址： 大连甘井子区华北路293号
邮 编： 116037
电 话： 0411-6578803 6563627
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条