()仪表的灵敏度和精确度较高，多用来制作携带式电压表和电流表。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27214' and id < 2260448 and id<>'2260448' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27214' and id > 2260448 and id<>'2260448' order by id asc limit 5