She typed an original and two carbons.她用打字机打出了原件及两份副本.He inserted the paper and two carbons.他放入了那张纸和两张复写纸。Isolable carbocyclic compounds contain seven or fewer carbons in the cycle.可分离的碳环化合物环内含七个或七个以下的碳....
Ordered mesoporous carbons possess good conductivity, strong framework and high surface areas , showing great adsorptioncatalysis.介孔碳材料具有良好的导电性 、 很强的骨架刚性以及大的比表面积.He inserted the paper and two carbons.他放入了那张纸和两张复写纸。The va...
该物质可以吸收地球向外辐射的能量。The material can absorb outward-going radiation from the Earth.放射性材料储存在防辐射的特殊容器里.The radioactive material is stored in a special radiation - proof container.接著我们致力于找出能够减弱辐射的聚合物.Then we got involved with ...
Deep foundation and broad extension of professional knowledge, attaching importance to rationals, skills and vocational ethics.厚基础、宽口径, 注重基础知识和专业技能培养,重视职业道德教育....
我用螺丝刀拧那些该死的螺丝钉时一点也使不上劲儿。I couldn't get any purchase with the screwdriver on the damn screws.这扇门的把手用两枚螺丝钉固定.The handle of this door is kept by two screws.在抽屉上用螺丝钉安装锁.A lock was screwed on the drawer....