Application of electroanalytical methods in elemental speciation .
电化学分析方法在元素形态分析中的应用。
Explain the isolation mechanism in speciation .
解释物种形成时的隔离机制.
But the fossil record of placental mammals is reliable and does not record a speciation until later .
但是胎盘类哺乳动物的化石记录是可靠的,却没有在那之前记录下物种进化的现象。
Cloud point extraction for speciation of chromium by electrothermal atomic absorption spectrometry .
浊点萃取-电热原子吸收光谱法分析铬的形态。
Ecologists refer to parapatric and peripatric speciation in terms of ecological niches .
生态学家在提及领域性和边域性物种形成时,提到了生态位。
Eventually , such solutions to the need for dividing up a scarce resource may lead to speciation .
最终,这种对珍贵资源的划分方式可能导致物种形成。
Ongoing speciation , reticulate evolution , ancient relic lineages , unequal rates of evolution and disparate distributions of genetic insertions / deletions among the reconstructed primate lineages are uncovered .