【简答题】澄清工艺通常包括( )、沉淀、( )和消毒。
【单选题】患者胁肋胀痛,纳呆便溏,肠鸣矢气,苔薄白,脉弦,证属:
【判断题】膜对溶质的吸附影响截留率,溶质分子吸附在孔道壁上,会降低孔道的有效直径,因而降低截留率。
【多选题】下列所有者权益项目中,从企业净利润中形成的有
【简答题】含有0.1250g I 2 的KI溶液25mL,用25mLCCl 4 与之一起振荡。I 2 在CCl 4 和KI溶液之间的分配达到平衡后,在水相中测得0.0050ggI 2 ,若每次用25mLCCl 4 萃取25mL该溶液,共萃取两次,萃取率是( ) (A) 86.0%。 (B) 96.0%。 (C) 99.0%。 (D) 99.8%。
【判断题】热轧钢筋中HRB335(俗称新III级)是国家技术政策推荐的主力钢筋。
【简答题】阅读短文,判断正误,对的打T,错的打F。 Look at this boy. He is an English boy. His first name is Peter. His last name is Barnes. This is his school. His school ID card number is two-zero-zero-four-eight-five-six-seven....
【单选题】听力原文:Payday is every two weeks, isn't it? (A) Yes, I always look forward to that. (B) You can find it everywhere. (C) Peter is in charge of payroll. (18)