,)(但但)(制制)(造造)(业业)(最最)(终终)(被被)(中中)(国国)(主主)(导导)(。,)(现现)(在在)(是是)(美美)(国国)(应应)(对对)(挑挑)(战战)(的的)(时时)(候候)(了了)(。,)(核核)(聚聚)(变变)(应应)(该该)(得得)(到到)(更更)(多多)(投投)(资资)(。,)(计计)(划划)(在在)(22)(00)(22)(44)(年年)(为为)(美美)(国国)(的的)(核核)(聚聚)(变变)(科科)(学学)(项项)(目目)(提提)(供供)(77)(..)(99)(亿亿)(美美)(元元)(预预)(算算)(。)(但但)(这这)(一一)(数数)(字字)(低低)(于于)(美美)(国国)(核核)(聚聚)(变变)(企企)(业业)(的的)(预预)(期期)(。,)(美美)(国国)(政政)(府府)(应应)(至至)(少少)(投投)(资资)(11)(00)(亿亿)(美美)(元元)(。