英语语法分析

In the laboratory, nymphal I. scapularis can survive for over 6 months at 93-100% relative humidity (RH), but over half will die in less than 4 days at 65% RH.

肩胛扁虱幼虫在室温相对湿度93-100%可存活6个月以上，但是约一半以上在相对湿度65%的室温下，存活不足4天。