使用期五年，每月清洗晾晒20分钟可延长使用寿命。
It can be used for at least Five years, and monthly clean and 20min sun can prolong its life.
在此条件下，分别在玉米苗期、拔节期、灌浆期采集叶片清洗后超低温保存。
In this condition, gathering cleaning leave at across seedling, elongation, filling stage. s and preserved in low temperature.
介绍了大亚湾和秦山一期核电站蒸汽发生器清洗前、后的目视检查。
It describes the visual inspection generator of steam con in Daya Bay and Qinshan INPPbefore cleaning and after cleaning.
介绍了大亚湾和秦山一期核电站蒸汽发生器清洗前、后的目视检查。
It describes the visual inspection generator of steam con in Daya Bay and Qinshan INPPbefore cleaning and after cleaning.
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