Results 131 to 140 of about 2,923,277 (352)
Asia-Pacific Journal of Chemical Engineering, EarlyView.ABSTRACT With the rapid development of the petrochemical industry, efficient separation technology for olefins and alkanes with the same number of carbon atoms has become an important research topic to enhance the efficiency of petroleum resource utilization and optimize product quality.
Shasha Zhao, Kang Zhao, Zhen Liu
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The Anatomical Record, EarlyView.Abstract The complex evolutionary history behind modern mammalian chewing performance and hearing function is a result of several changes in the entire skeletomuscular system of the skull and lower jaw. Lately, exciting multifunctional 3D analytical methods and kinematic simulations of feeding functions in both modern and fossil mammals and their ...
Julia A. Schultz
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The Anatomical Record, EarlyView.Abstract A subadult Moschognathus whaitsi from the Eastern Cape Province, South Africa, was scanned using synchrotron radiation X‐ray computed tomography (SRXCT). Its subadult state allowed the cranial bones and teeth to be identified and individually reconstructed in 3D.
Tristen Lafferty +3 more
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The United States Should Establish Normal Trade Relations with Russia [PDF]
The potential benefits to the US economy from Russia's accession to the World Trade Organization (WTO) are substantial but the United States can enjoy them only if it grants Russia permanent normal trade relations (PNTR) status—by repealing application ...
Anders Aslund, Gary Clyde Hufbauer
core
The Anatomical Record, EarlyView.A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman +4 more
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E.V. Bretschneider as a doctor and his personal archives: Chinese period
Ученые записки Казанского университета: Серия Гуманитарные науки, 2018 The works of E.V. Bretschneider (1833–1901), a German physician in the Russian service and a doctor at the Russian embassy in Beijing, have been studied.
S.A. Silakova
doaj
The Anatomical Record, EarlyView.Abstract The ray‐finned fishes include one out of every two species of living vertebrates on Earth and have an abundant fossil record stretching 380 million years into the past. The division of systematic knowledge of ray‐finned fishes between paleontologists working on extinct animals and neontologists studying extant species has obscured the ...
Jack Stack
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The speaking and behavioral tactics of greeting in the Russian and Chinese languages
Ученые записки Казанского университета: Серия Гуманитарные науки, 2018 The problem of “politeness of rapprochement” (as first defined by Т.V. Larina) concerning the speaking and behavioral tactics of greeting in the Russian and Chinese languages has been considered. Treating the success and effectiveness of greeting tactics
A.Yu. Chernysheva, Wanjun Chang
doaj
The Anatomical Record, EarlyView.Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo +5 more
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