粘土包壳作为石英晚期胶结作用的抑制剂可能是特别重要的.Clay coats can be particularly important as inhibitors of later quartz cementation.结果表明其由核心和叠层石包壳组成,具有核形石特有的结构和构造.The structure and texture found these nodules are characteristic of oncolite.回收...
They have campaigned strongly for compulsory registration of dogs.他们强烈呼吁实行犬类强制登记。Central Registration Depository ( CRD )集中登记保管 ( 系统 )With the high voter registration, many will be voting for the first time.登记选民数量的上升意味着许多...
他的肚子一年比一年鼓。His stomach had grown more prominent with every passing year.莫自得其乐地一边敲着鼓，一边不成调地唱着歌。Moe was having fun banging the drums and singing off-key.他靠在墙上,努力想鼓起劲继续下去.He leant against the wall, fighting for strength to ...