Cognizant of the steps taken by States to implement Security Council resolution 1540 (2004) on the non-proliferation of weapons of mass destruction, adopted on 28 April 2004,
认识到各国为实施安全理事会2004年4月28日通过的关于不扩散大规模毁灭性武器的第1540(2004)号决议所采取的措施，