These developments were foreseen in embryo more than a decade ago.这些发展早在十多年前的萌芽阶段就已预见到。Breakfast television arrived in British life precisely a decade ago.准确地说，早间电视节目于10年前进入英国人的生活。A decade later, the company has gone fro...
R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.R ” 是取化基,如乙氧基 、 甲氧基及它们的环氧和烷氧同系物或卤基.The results show that zinc acetate - stearic acyloxy has thermal stability and synerg...
The result of this stacking of ions is a cubical crystal of common table salt.离子的这种堆砌形成了普通食盐的立方形结晶.Even a crystal of table salt is a form of information.即使一颗食盐晶体也是一种信息,其中钠原子和氯原子按精确的顺序排列.Viewed through a microscope table ...