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=917
蠕動泵自己安裝軟管其實非常簡單,沒有大家想想的那么難,不同的蠕動泵頭安裝的方法也不太一樣,例如YZ泵頭和DG多頭他們的安裝方法就會有少許不同,下面針對這兩款類型的泵頭保定思若蠕動泵廠家小思給大家詳細講解一下安裝方法。

上圖,左邊是DG泵頭,右邊是YZ泵頭
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