In the reliability assessment of products,this paper tried to make full use of a small amount of Lens Caps field data under natural storage, which might break through the restriction of using single pseudo-sample data in accelerated tests.The comprehensive reliability evaluation model,fusing exponential and Weibull natural storage field data and Ma
Background: One of the most common health problems is infectious diseases.Infectious disease can be caused by bacteria.There were two groups of bacteria based on the staining, Gram-positive and Gram-negative bacteria.Purpose: Antibiotics are the main therapy used in the incidence of bacterial infections.But over time, some antibiotics became resist
This article explores the uses made of comparison in transcending the alleged invisibility of minorities.Beginning with the suggestive fact that African-American Ralph Ellison began conceiving of his seminal novel Invisible Man while a merchant marine stationed in wartime Swansea, South Wales, the article proceeds to explore the ways in which Welsh
Pressure relief drilling is one of the most common techniques to reduce the impact of rock burst, but the useful dynamic phenomena in the drilling process Mechanical pencil are ignored due to the lack of corresponding technical methods.Based on the fact, an innovative measurement method for vibration signals during the drilling construction by pneu