Currently, expressways encourage the use of interchange design methods in layout mode to improve safety expressway operation order relieve road transportation pressure and strengthen prevention traffic accidents. The advantages characteristics method are more obvious have important application value when compared other methods. This paper mainly studies analyzes on major challenges interchanges...

ULLER'S original discovery that ionizing radiations are capable of 141 breaking the chromosome thread was based on investigations carried out with Drosophila melanogaster. But in spite of the numerous studies which have been undertaken using this animal, comparatively little progress has been made in the last twenty years in determining the precise manner in which these breaks are formed and th...

There are an estimated 20,000 East Timorese people living in Australia. The majority came to Australia as refugees mainly between 1975 and 1995 fleeing first a civil war, then the violent Indonesian regime which invaded upon Portugal’s withdrawal from the tiny territory after 400 years of colonisation. Over the years, many members of the East Timorese refugee diaspora in Australia were active i...