She had a blackout and couldn't remember anything about the accident.她眼前一黑，那场事故就怎么也想不起来了。The hospital has an auxiliary power system in case of blackout.这家医院装有备用发电系统以防灯火管制.The radio blackout ends as the spacecraft sl...
Conducting polyaniline ( PANI ) and poly - O - methylaniline ( POT ) were prepared by chemical oxidation method.用化学氧化法制备导电聚苯胺 ( PANI ) 和聚邻甲苯胺(POT ).Objective : To develop a method for determination of the N - methylanili...