Draw your child's outline with a heavy black marker.用浓黑色的毡笔画出你孩子的轮廓。IntI 1 integrase gene and class 1 integron marker genes were detected by PCR.PCR扩增检测intI1整合酶基因,sul1和qacE△1基因.A hardpoint marker should be placed at...
用黏土模具来浇铸青铜塑像。A clay mould is used for casting bronze statues.最近他们学会了浇铸轻型水泥船.Recently they had learned to cast light concrete boats.采用钢的连续浇铸法很重要.Of great importance is the introduction of continuous steel pouring....
It's really the poor countries that don't have an economic base that have the worst environmental records...确实是那些没有经济基础的穷国的环境记录最差。Over the years they have sold records by the bucketful.这些年他们卖出了大量的唱片。Access to e...