Pre compression is required for all parts as otherwise the requirements (reference value) ≤ 0,1 mm cannot be reached. 7 @0 Q- w: }; Q, j! y5 OThe stability test will only be carried out on some parts (5 pieces out of every 10.000 pieces). 8 t) ]$ T- Y$ B& Z& l2 i# R有接触过国外压铸铝的大哥给我个帮助。 4 u3 |, O3 X! C第二句里面有个稳定性测试,请问他是指那个方面呢?有没有标准可循?