确保

ensure; guarantee; secure; assure; see; safeguard; warrant; cinch; make sure; make certain that; assurance; hot; sure; guaranteed

生产

production; manufacture; childbirth; parturition; labor; delivery; birthing; confinement; produce; make; give birth; yield; generate; create; bring forth; bring out; turn out; come out with; productive; on stream

原料

raw material; material; feedstock; ingredient; stock; staple; crude material