In C language，functions are important because they provide a way to (69) code so that a large complex program can be written by combining many smaller parts．

据统计，在向模内送料或取出制件时发生的伤害事故只佔冲压事故的（），所以自动化冲压生产线并不能杜绝伤害事故，因为其他事故因素依然存在。