He had always wanted to go caving .他过去一直想探索洞穴。With the roof caving in, there were an increasing number of desertions.由于大势已去, 逃兵的人数日益增多.The positively charged AlCl _ 2 - MMH - bentonite mud system possesses more powerful ...
Three lead wires are soldered to the anchor terminals.在固定接线端子上焊有三根导线.Troops have seized the airport and railroad terminals.军队已控制了机场和火车站。A number of CRT's displays have been created, to be used specifically as comput...
Menstruation may cease when a woman is anywhere between forty-five and fifty years of age.女性停经是在45至50岁期间。Women enjoy special protection during menstruation, pregnancy , child birth and baby nursing period.妇女在经期 、 孕期 、 产期...
Objective: Express major epitope domain of NS 1 of PPV in E.目的: 用大肠杆菌表达猪细小病毒NS1基因的主要抗原表位区.Objective : To analyze the efficiency of delivery for CD 8 + T cell epitope by attenuated E.目的:分 析体外、体内重组减毒大肠杆菌运送真核表达的CD8+T细胞表位的效应...