After the 1960 s, China began to inoculate BCG, pertussis, diphtheria, tetanus, measles and poliomyelitis vaccines.六十年代后, 中国开始在大、中城市接种卡介苗 、 百日咳 、 白喉 、 破伤风 、 麻疹、脊髓灰质炎的疫苗的工作.Recombinant BCG vaccine is a new type of vaccine...
Recombinant BCG vaccine is a new type of vaccine of micro organisms.重组BCG疫苗是一种新型微生物疫苗.Objective: observing effecting of BCG amylose nucleic acid to treat bronchial asthma.目的: 观察卡介菌多糖核酸治疗支气管哮喘的效果.The estimated basic inocu...
I'm afraid I was rather bad-tempered yesterday; I think I owe you an apology.恐怕我昨天的脾气不怎么好, 我认为应该向你道歉。Rest assured, if you owe taxes, we will collect them.不用多想,如果你欠税,我们会去收的。As a professional composer I owe much to Ra...