短語詞組短語roll plate bending machine 三輥彎板機(jī);四輥卷板機(jī)roll -bending 滾彎four -roll plate bending 薄板滾彎成形4 -roll plate bending machine 滑板式工作臺(tái)three -roll plate bending machine 三輥彎板機(jī)finite element in roll -bending 鋼輥彎成型有限元 返回 roll bending