6Chang R Y,Tsaur B D. Experimental and theoretieal studied ofshrinkage,warp and sink marks of crystalline polymer injectionmolded parts[J].Polymer Engineering and Seienee,1995,35(15):2 115–2 122.
7Oktem H,Erzummlu T,Uzman I. Application of taguchioptimization technique in determining plastic injection moldingproeess parameters for a thin-shell part[J]. Materials and Design,2007,28:1 271–1 278.
