Dermatophagoides farinae is one of the main pathogenic mites causing human acariasis.粉尘螨是人体螨病的主要病原螨之一.The purpose of the study is to characterise 101 cases of pulmonary acariasis patients.本文总结了101例肺螨病患者的临床表现、胸部X线 特征及用甲硝达...
emigration from Europe to America从欧洲移居到美洲Emigration was still theoretically a matter of choice.从理论上讲，移民仍是个个人选择的问题。Increase in population made emigration necessary.人口的增加使向外移民成为必要。Due to poor family living Rishengchang Vot...
Martin, 78, died yesterday. Tributes poured in from around the globe...马丁于昨天去世，享年78岁。世界各地的人们纷纷致以哀悼。Martin, 78, died yesterday. Tributes poured in from around the globe.马丁于昨天去世，享年78岁。世界各地的人们纷纷致以哀悼。He had the strength and ...