Briefly analyze and discuss the problems related to the spee…

Test index The test performance index is 1y for grain cleaning rate and 2y for cleaning loss rate. If the total mass of the sample in the tank B3 is Q, the grain quality is 1W, and the grain quality in the straw mouth B1 and B2 is 2W and 3W respectively, the grain cleaning rate is 1y=QW/1×% ...more...