1) irrigation frequency
灌水频率
1.
Effect of surface irrigation frequency on soil water and temperature as well as growth of spring maize;
地面灌灌水频率对土壤水与温度及春玉米生长的影响
2.
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
3.
Effects of drip irrigation frequency on the farmland soil water-heat distribution and spring maize growth in North China;
华北地区滴灌灌水频率对春玉米生长和农田土壤水热分布的影响
2) recirculation frequency
回灌频率
1.
The result indicates that the hydraulic loading has significant effect on the nitrogen removal of the simulated landfill,followed by the recirculation frequency,and the semi-aerobic landfill can significantly accelerate the stabilization of the solid wastes,indicating full recharge is an effective the ultimate disposal of solid wastes.
依据准好氧填埋原理,设计了准好氧垃圾填埋模拟柱,按照L4(23)正交实验表安排了正交实验,实验结果表明,水力负荷对准好氧填埋模拟柱氨氮的去除有显著的影响,回灌频率次之;准好氧填埋可显著缩短垃圾体稳定的时间,是一种值得推广的垃圾最终处理方式。
2.
An orthogonal test is arranged as per L4(23)orthogonal test table,with hydraulic load and recirculation frequency as two factors.
依据准好氧填埋原理,设计了准好氧垃圾填埋模拟柱,以水力负荷,回灌频率为因素,按照L4(23)正交实验表安排正交实验。
3) Irrigation frequency
灌溉频率
1.
Effects of irrigation water quality and irrigation frequency was investigated on growth parameters of cotton seedling in an unheated rain preventing greenhouse.
研究了滴灌水质与灌溉频率对棉花苗期生长的影响。
5) application efficiency
灌水效率
1.
on the performance of application efficiency and distribution uniformity(Du).
分三种土质,不同畦田规格进行畦灌灌水试验,研究水流推进、退水过程、田间入渗、单宽流量、纵坡等对灌水效率、均匀度的影响。
2.
Field experiments were conducted in the winter wheat and fruit trees farmlands of Yangling City, Shanxi Province, to investigate the impacts of the sizes of the borders and irrigation technique parameters on the water flow advance and recession, irrigation application efficiency and distribution uniformity (DU).
在陕西杨凌的冬小麦地及果树地进行了畦田规格和灌水技术要素对水流推进和消退过程、灌水效率及灌水均匀系数影响的田间试验,结果表明,文中给出的地面灌溉模型可较好地模拟畦田水流运动。
3.
Field experiments were conducted in a sandy soil in the arid region to investigate the influences of border dimensions and irrigation variables on the performance of water advance and recession, application efficiency and distribution uniformity (DU).
在内蒙古风沙区一种砂土和壤质砂土的春小麦生育期内进行了畦田规格和灌水技术要素对水流推进和消退过程、田间水利用系数、灌水效率及灌水均匀系数影响的田间试验。
6) irrigation efficiency
灌水效率
1.
Experiments on irrigation efficiency using iodine-starch staining
灌水效率碘—淀粉显色示踪试验
2.
Based on the field experimental data both for clean and muddy water under continuous irrigation and surge flow irrigation, the water uniformity, irrigation efficiency and water storage efficiency of surge flow irrigation are firstly evaluated in this paper.
本文通过清、浑水连续灌与波涌灌溉的大田试验,对波涌灌溉的灌水均匀度、灌水效率及储水效率进行了评价,同时在文中提出了一种无需灌后土壤水分资料即可计算灌水质量评价指标的新方法,从而为波涌灌溉技术要素优化设计的灌水质量评价,提供了数学模拟计算的可
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
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