نتایج جستجو برای: longspine scraper
تعداد نتایج: 370 فیلتر نتایج به سال:
ارزیابی بوم شناختی رودخانه تجن با استفاده از گروههای تغذیه ای بزرگ بی مهرگان کفزی و شاخص های زیستی
One of the best practical methods to understand ecological status of a water body and determine impacts of human intervention in reducing water quality is using benthic macroinvertebrates as assessment tools for monitoring their biological integrity and health. The Tajan River is one of the rivers of Caspian Southernsub-basin that drains the Caspian Sea. Macroinvertebrate samples were taken u...
Many entrepreneurs identify previously ignored consumer needs as an exciting opportunity for new product development. However, it is likely that very few recognize an opportunity for a platform-based approach to new product development to satisfy these needs. When partners Marion and Weinberger embarked on a morning flight out of Philadelphia, they discussed their frustration with cleaning the ...
BACKGROUND Various instruments have been developed for collecting bone debris during intraoral autogenous bone graft procedures in implant surgery. The aim of this study was to quantitatively determine the degree of contamination in bone debris collected by different devices. METHODS Twelve patients underwent autogenous bone collection using a bone chisel, bone scraper, trephine drill, and bo...
Objetivo: O desenvolvimento tecnológico das últimas décadas tem impulsionado a produção massiva de recursos informacionais e mudanças significativas nos processos coleta gestão dados em praticamente todas as áreas. Tal cenário não é diferente no âmbito científico, onde tratamento adequado se apresentado como um desafio para pesquisadores. A presente pesquisa teve objetivo apresentar protótipo W...
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