在冷战结束以后,全球范围内每年的发射次数都在不断减少,但火箭的供应却在不断增加。最近几年,每年岁末火箭制造商都期望过去的一年是他们行业的谷底,并希望新的一年能够走出谷底,但发射活动的反弹并没有像人们预期的一样出现。2004年全球发射次数是自1960年以来的最低值。发射 Since the end of the Cold War, the number of launches per year has been declining globally, but the supply of rockets has been steadily increasing. In recent years, at the end of each year, rocket manufacturers expect that the past year will be the bottom of their industry and hope that the new year will be able to bottom out. However, the rebound in launching activities has not appeared as expected. The number of global launches in 2004 was the lowest since 1960. emission