Kanendomycin is a very stable antibiotic, and its activity does not decrease when the powder is placed in an airlight container and kept at room temperatures for more than 2 years. A: 卡内多霉素是一种很稳定的抗生素,其片剂置于密封容器中,在室温下保存二年以上,活性不减。 B: 卡内多霉素是是一种很稳定的粉剂抗生素,其置于密封容器中,在室温下保存二年以上,活性不减。 C: 卡内多霉素是一种很稳定的抗生素,其粉沫置于密封容器中,在室温下保存二年以上,活性不减。