Effects of Prebending Radii on Microstructure and Fatigue Performance of Al-Zn-Mg-Cu Aluminum Alloy after Creep Age Forming

A series of creep age forming experiments were carried out on 7075 aluminum alloy with different prebending radii at 443 K for 10 h.The hardness, tensile properties and high cycle fatigue Cab Door Products performance of the alloy after creep age forming were obtained.In addition, the microstructure and fatigue fracture of the alloy were observed b

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Enzyme activity in germinating seeds of winter soft wheat when the light regime changes due to UV seed radiation

One of the main environmental factors occurring if the integrity of the ozone layer is violated, is natural ultraviolet radiation, which affects plant organisms in the natural environment.In plant breeding in order to stimulate seed germination, mercury-quartz lamps, such as BNPO 2-30-001U3.5 can be used as artificial sources.The article shows that

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Promoting co-existence between humans and venomous snakes through increasing the herpetological knowledge base

Snakebite incidence at least partly depends on the biology of the snakes involved.However, studies of snake biology have been largely neglected in favour of anthropic factors, with the exception of taxonomy, which has been recognised for some decades to affect the design of antivenoms.Despite this, within-species venom variation and the unpredictab

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