1) recirculation cycle
回灌周期
2) irrigation cycle
灌水周期
1.
It showed that,the more irrigation water and shorter irrigation cycle,the higher the potato plants were;The time for the stalk thick beginning to attenuate is earlier than the height to attenuate for more than 10 days,and the attenuate range was larger than the plant height.
通过对不同灌水量及不同灌水间隔时间的马铃薯生长状况进行大田滴灌试验,研究马铃薯适宜的灌水定额及灌水周期,以求达到节水、增产的目的。
3) reflux cycle
回配周期
1.
Besides,the optimal reflux cycle and drainage cycle could be determined according to practical production by the model,which could achieve the aim of saving water and energy and reducing environmental pollution.
该数学模型可预测离心清液某物质浓度的变化,可根据生产实际确定最佳回配周期、排放周期,达到节水、节能,减少环境污染的目的。
4) mining period
回采周期
1.
The progressed one is flat bottomed tundish stripping along incline and once filling afterwards,It reduced stope loss rate,shortened stope mining period,raised stope productive capacity,gained great economic and social benefit.
采矿方法改进后降低了采场的损失率 ,缩短了采场的回采周期 ,提高了采场的生产能力 ,获得了极大的经济效益和社会效益。
5) turning period
旋回周期
6) period of revolution
回转周期
补充资料：地下水回灌
简称“回灌”、“人工引渗”。降雨径流、河流来水、灌溉退水、经处理后的城市生活污水和工业废水等，通过地面入渗或水井注入对地下水源的人工补给工作。可控制地面沉降，防止海水入侵含水层，改善地下水水质，调节地下水温，保持地热水、天然气和石油地层的压力等。
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