The mathematical model analysis of progressing myopia in children

2019 ◽  
Vol 30 (5) ◽  
pp. 171-177
Author(s):  
S.V. Balalin ◽  
◽  
A.N. Bessarabov ◽  
L.P. Trufanova ◽  
◽  
...  
2012 ◽  
Vol 459 ◽  
pp. 284-288
Author(s):  
Guang Feng Chen ◽  
Lin Lin Zhai ◽  
Yan Zhu Yang ◽  
Yi Yang ◽  
Qing Qing Li

The needle bar transverse shifting would likely form the stop mark on the tufted carpet. Focus on this problem, through analysis the change in yarn feeding path and loop pile forming, construct the mathematical model of length change of yarn feeding in path and usage of loop pile forming while needle bar shifting. Base on the mathematical model analysis key influence for yarn feeding path change. The analyze result is useful for yarn feed compensation solution


2013 ◽  
Vol 12 (15) ◽  
pp. 3412-3417
Author(s):  
Anliang Ning ◽  
Xiaojing Li ◽  
Chunxian Wang

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