trickle irrigation
常见例句
- But the ten years of drought before this efflorescence followed a huge expansion of irrigation in the 1970s and 1980s that reduced the flow of the Murray to a trickle.
从20世纪70年代到80年代,在此繁荣景象出现之前持续了十年干旱,干旱扩大了灌溉的需要,导致墨累河成了涓涓细流。 - A novel prediction model for hydraulic performance of trickle irrigation emitter based on modi? fied PSO least square support vector machine is proposed and verified by experiment.
将基于改进粒子群优化最小二乘支持向量机的预测模型引入滴头水力性能预测领域,对所建立的滴头水性能预测模型分别从理论和试验两方面进行验证。
jhe.ches.org.cn - Field difference displaying method showed that phosphorus use efficiency of the trickle irrigation specific fertilizer reached . 9%, which increased . 8% over that of ammonium phosphate (. 09%).
差值法结果:滴灌专用肥磷素利用率均高于磷酸二铵,分别为.9%和.09%,提高.8个百分点。 - But the ten years of drought before this efflorescence followed a huge expansion of irrigation in the 1970s and 1980s that reduced the flow of the Murray to a trickle.
ECONOMIST: So long as it doesn’t cost too much 返回 trickle irrigation