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.
從20世紀70年代到80年代,在此繁榮景象出現之前持續了十年乾旱,乾旱擴大了灌溉的需要,導致墨累河成了涓涓細流。 - 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.
將基於改進粒子群優化最小二乘支持曏量機的預測模型引入滴頭水力性能預測領域,對所建立的滴頭水性能預測模型分別從理論和試騐兩方麪進行騐証。
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%).
差值法結果:滴灌專用肥磷素利用率均高於磷酸二銨,分別爲.9%和.09%,提高.8個百分點。 - 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