In order to probe into the influence of additional carding elements on carding quality,analysis is done to the configuration of the needle density,stationary flats and cotton web cleaner regarding the population and the numbers in relation to the types and use of the additional carding elements.Trial analysis is done to the impact of the carding plate under the taker-in roller,rear stationary flat and the front stationary flat on the yarn quality.Conclusion is made that the proper use of additional carding ...