The extraction condition and the stability red pigment from euphorbia pulcherrima were studied.研究了一品红色素的提取条件和稳定性.Objective To study the phenylpropanoid constituents from the roots Euphorbia hylonoma Hand - Mazz .目的研究九牛造根...
卤素也具有吸收紫外线和分解快这两种特性.Halogens also have the necessary absorption in the ultraviolet and rapid dissociation.强烈的胞内杀菌作用可以通过骨髓过氧化物酶 - 过氧化氢 - 卤素杀菌系统发挥威力.Potent intracellular bactericidal action may be exerted through the myelo...
这位游泳者跳入河里去营救那个溺水的小孩.The swimmer dived into the river to save the drowning child.看人们从悬崖上跳入海里,真叫人胆战心惊.It's thrilling to see people diving into the sea from a cliff.他们从桥上跳入水中,救起溺水的妇女.They dived from the bridge and resc...
Most modern housing estates are terrible and inevitably done on the cheap.现在的房子大多质量差劲透顶，肯定都是偷工减料盖起来的。Inevitably those who suffer the most are the mothers and children.妇女和儿童必然是最遭罪的。This would inevitably involve his depart...