The ability of clay minerals to catalyse decarboxylation has long been recognised.粘土矿物能催化脱羧基作用是早已认识到的问题.The results demonstrate that this catalyse has an excellent activity and selectivity this reaction.结果表明该催化剂对此合成反应具有很...
Oil, tapped from offshore rigs, would be more accessible.用海上钻台开采石油可能比较容易做到.The Centre is easily accessible to the general public.该中心普通大众可随意进入。Her poetry is always very accessible.她的诗总是通俗易懂。Story - telling presupposes lin...
They had the laborious task of cutting down the huge tree.他们接受了伐大树的艰苦工作.Keeping the garden tidy all year round can be a laborious task.一年到头把花园拾掇得干净整洁也不是件轻松活儿。The distance seemed interminable, and the walk was most labori...
Common sense, or intuition, or selfevident truths derives from man's perceptions of the world about him.常识, 或直觉, 或显然的事实,来源于人们对周围世界的感觉.These truths were by no means self-evident when Galileo first suggested them.伽里略首...