China wanted to lessen the Soviet Union's security pressure on its northern border with the support of the US,raise its international standing and gain an upper hand in the wrangling across the Taiwan Strait中国想要减少安全在它的北方人身上在那个争论中强迫和美国的支持边缘, 升起它的国际声望而且得到一只上面的手苏联横过台湾海峡
