數據庫錯誤: [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 'limit 1' at line 1]
select title from `demo_menu` where id= limit 1
數據庫錯誤: [Table 'my8907748842.demo_' doesn't exist]
SELECT title,keywords,description FROM `demo_` where id=933
DG泵頭通過兩只短泵頭螺釘與驅動器固定,通過聯軸套連接泵頭和電機軸進行傳動。泵頭與驅動器的連接結構見下圖:
友情鏈接: