• (select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(56),CHAR(65),CHAR(67),CHAR(111),CHAR(100),CHAR(76),CHAR(115),CHAR(51)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))

(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(56),CHAR(65),CHAR(67),CHAR(111),CHAR(100),CHAR(76),CHAR(115),CHAR(51)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))

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  • 产品型号

  • 产品型号
  • 产品特性
  • 封装尺寸
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* 上方产品参数仅供参考,详细技术参数请以技术规格书为准

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