Symptoms associated with rhinosinusitis include nasal obstruction, nasal congestion and discharge, post-nasal drip, facial pressure and pain, cough, and others (Table 1).
症状与鼻窦炎有关,包括鼻塞鼻塞和放电,后鼻滴,面部的压力和疼痛,咳嗽,和其他(见表1)。
The study in this paper has the directive significance for choosing dripper discharge and interval of water dropper, as well as, designing irrigation quantity for line source drip irrigation.
该研究对线源滴灌滴头流量、滴头间距的选择以及灌水量的设计有指导意义。
The result shows that under the same conditions, low-discharge drip irrigation strap's emitter discharge has a little change along the distance.
试验结果表明:在同一坡度及同一铺设长度下,不同规格的滴灌带滴头流量随压力的增大而增大;
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