下列选项中，铸造全冠最常用的颈缘形态为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30045' and id < 2433884 and id<>'2433884' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30045' and id > 2433884 and id<>'2433884' order by id asc limit 5