【判断题】煮沸灭菌时,煮沸15min可杀灭细菌芽孢。
【判断题】the liver can use amino acids to manufacture a variety of important substances.
【单选题】—Can I use your laptop for a while? — ; anyhow I am not using it now.
【判断题】高效液相色谱分析中,选择流动相的一般原则为纯度高、粘度低、毒性小、对样品溶解度高以及对检测器来说无响应或响应不灵敏。( )
【判断题】the liver can use amino acids to manufacture a variety of important substances.
【单选题】—Can I use your mobile phone? —Of course ______. [ ]
【判断题】the liver can use amino acids to manufacture a variety of important substances.