The man categorically denied that he was guilty.这人断然否认他有罪.They totally and categorically deny the charges.他们彻底而又坚决地否认了那些指控。She stated categorically that she had no intention of leaving.她明确地说她无意离开。He has categorically den...
Silver - coated carbonyl iron powder was prepared by using electroless plating method.用化学镀法,甲醛为还原剂,制备镀银羰基铁粉.The p - chlorophenyl isocyanate is synthesised by carbonyl chloride and p - chloroaniline . The yield is 90 %.采用...