It continues to confirm that some U.S.bombers, all the B-1 bombers, no longer have a nuclear weapons role,".
VOA: standard.2009.04.08
In the case of France again, they are the work of a brilliant military engineer called Vauban, v-a-u-b-a-n.
例如法国,在佩皮尼昂 里尔 蒙梅迪等地方,这样的要塞城镇随处可见
So delta u B is Cv times T2 minus T1, right.
是Cv乘以,对吧?
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