西班牙的当务之急是签署《欧洲经济和货币联盟条约》。Spain's top priority is the signing of an EMU treaty.两国的外交大臣今天签署了文件。The foreign ministers of the two countries signed the documents today.两国将签署互不侵犯条约。A non-aggression pact will be signed bet...
成矿时代为中元古代早期.The mineralization epoch is the early period of mesoproterozoic Era.王家崴子金矿床赋存于辽南古元古代浅变质岩系中.Wangjiawaizi gold deposit occurs in Lower Proterozoic opimetamorphic rock series.元古代光球疑源类Valerialophostriata ( Jank. ...