Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as solvent.以乙腈为分散剂,采用沉淀聚合法合成了反乌头酸分子印迹聚合物微球.Precipitating electrode plate is a key part in electros...
Senator Lugar is skeptical that Congress will appropriate more funding for this purpose.参议员卢格怀疑国会是否会拨出更多资金用于此目的。El lugar a que me refiero no se halla muy lejos de aqu í.这是我昨天对你们说的那本书....
她们的母亲和老祖母也许是过分拘谨了点儿.Their mothers and grandmothers were perhaps a little more deliberate.我的老祖母过去总是用花边给她的桌布镶边.My old granny always used to edge her table - cloths with lace.“ 当然了, 那你可以选一样我的东西,你觉得比雀斑漂亮的. ” 老祖母说." Of course...
Then he scraped away the dirt, and exposed a pine shingle.接着他刨去泥土, 下面露出一块松木瓦块.They scraped off the barnacles that always encrusted on the ship's hull.他们刮去总是附在船身外面的甲壳动物.She scraped the mud off her boots.她刮掉了靴子上的泥。The...