地球的外壳是分层的.The earth's crust is layered.超群和子群以分层的方式形成特殊的个体.In a hierarchical manner , supergroups and subgroups create individuals.这是一种方法简单 、 运行速度快 、 结果精确、使用方便的测井曲线分层的计算机技术.The method is simple, fast in running, accu...
Health workers spread the word about the benefits of immunisation.医疗工作者宣传关于接种疫苗的好处.The disease was stopped in its tracks by immunisation programmes.免疫方案阻止了这种疾病的蔓延.Immunisation should be postponed in patients with febrile...