SDM4055A系列高速五位半万用表
主要特性
- 5½ 位读数分辨率(220,000 count)
- 最大读数速率4.8k rdgs/s,最小5 rdgs/s
- 真有效值交流电压和交流电流测量
- 记录仪功能,最长可记录 100 小时
- 5英寸触摸屏,分辨率800*480










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SQL语句出错:select * from article where GroupId=15 and AId in() order by MyOrder desc,AId asc
错误代码:#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') order by MyOrder desc,AId asc' at line 1
错误代码:#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') order by MyOrder desc,AId asc' at line 1
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