In order to quantitatively characterize the surface physical structure of a bundle of carbon fibers, scanning electron microscope (SEM) was used to photograph the fiber section and edge differential detection method was used to automatically identify the fiber boundary.By finding TV Back the smallest circumscribed convex polygon of fiber section an
Leucocara, a new subgenus of Clivina Latreille, is established for C.americana Dejean and its relatives, whose collective geographical range includes the Western Hemisphere Nearctic Region and the Eastern Hemisphere Palaearctic, Oriental, and Afrotropical Regions.Previously, these taxa were Running Shoes included in the subgenus Reichardtula Whiteh
Abstract Introduction In the era of modern techniques for the early diagnosis and revascularization of myocardial infarction, post-myocardial infarction ventricular septal defect is rarely seen.However, this potentially fatal complication of ischemic cardiac events cannot always be detected and diagnosed in a straightforward pattern of practice.Thi
At present belt conveyors have an important role in the mines of lignite quarries because they contribute decisively to achieving an optimum production.From this point of view the management of mines should be constantly preoccupied with ensuring, in Dog- Treats and Chews optimal conditions, the operation of these Health elements of fixed capital a
COVID-19 has caused a devastating impact on public health and made the development of the COVID-19 vaccination a top priority.Herd immunity through vaccination requires a sufficient number of the population to be vaccinated.Research on factors that promote intention to receive the COVID-19 vaccination is warranted.Based on Diffusion of Innovations