在美国总统布什今年5月访俄期间,美俄间24日在克里姆林宫签署的这项新条约中说,俄罗斯和美国认为,新的全球性挑战和威胁需要双方之间建立全新的战略关系。条约规定,2012年12月31日前,每一方的战略核弹头的总数量不超过1700～2200枚,每一方在规定的数量内自行决定本国进攻性战略武器的构成;为了实施该条约,双方每年至少召开 During U.S. President Bush's visit to Russia in May this year, the United States and Russia announced in the new treaty signed by the Kremlin on the 24th that Russia and the United States believe that new global challenges and threats require a new strategic relationship between the two sides. The treaty stipulates that until 31 December 2012, the total number of strategic nuclear warheads for each party will not exceed 1,700 to 2,200. Each party will determine the composition of its own strategic offensive arms within the prescribed number. For the implementation of the treaty, each party at least annually Held