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Provenance of Coloured Gemstones-Availability,Testing Methods,Future Trends 被引量:1
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作者 Lore Kiefert Klemens Link 《宝石和宝石学杂志》 CAS 2018年第S1期145-146,共2页
Gemstones have fascinated mankind forever,and people traveled far to find them.The Silk Road is one of the most traditional trade routes in the middle ages that was used to bring the precious stones to the European ma... Gemstones have fascinated mankind forever,and people traveled far to find them.The Silk Road is one of the most traditional trade routes in the middle ages that was used to bring the precious stones to the European market.Later,emeralds from Colombia were shipped via the ocean to the Old World. 展开更多
关键词 Provenance of Coloured Gemstones-Availability Testing methods future Trends
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Possibilities of geophysical methods application in defining future resources of mineral and thermomineral water
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《Global Geology》 1998年第1期110-110,共1页
关键词 Possibilities of geophysical methods application in defining future resources of mineral and thermomineral water
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The future water resources risk in Jinan city and methods of controlling
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《Global Geology》 1998年第1期12-13,共2页
关键词 The future water resources risk in Jinan city and methods of controlling
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Concurrent Object-Oriented Programming Based on MPI
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作者 鲁宏伟 裴晓黎 +1 位作者 汪厚祥 肖永玲 《Journal of Shanghai University(English Edition)》 CAS 2004年第3期295-300,共6页
Object-oriented model possesses inherent concurrency. Integration of concurrency and object-orientation is a promising new field. MPI is a message-passing standard and has been adopted by more and more systems. This p... Object-oriented model possesses inherent concurrency. Integration of concurrency and object-orientation is a promising new field. MPI is a message-passing standard and has been adopted by more and more systems. This paper proposes a novel approach to realize concurrent object-oriented programming based on Message-passing interface(MPI) in which future method communication is adopted between concurrent objects. A state behavior set is proposed to solve inheritance anomaly, and a bounded buffer is taken as an example to illustrate this proposal. The definition of ParaMPI class, which is the most important class in the concurrent class library, and implementation issues are briefly described. 展开更多
关键词 message-passing interface OBJECT-ORIENTED the future method inheritance anomaly concurrent class library.
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