例句 /

Abstract: This paper aimed at the injection forming of a kind of thin and long plastic tube,and it also gives a successful example of one mould for four parts and loop injection.

Abstract: This paper aimed at the injection forming of a kind of thin and long plastic tube,and it also gives a successful example of one mould for four parts and loop injection.

文摘:针对一种细、长且薄的管状零件的注塑成型,给出了一种一模四件、环形浇注的成功实例。