Zn0阀片在相电压下流过的电流数量级为A。（ ）  

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32606' and id < 2592775 and id<>'2592775' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32606' and id > 2592775 and id<>'2592775' order by id asc limit 5