check struts. when one or both cooked, the sound would be like
所有跟帖:
•
struts沒見泄露
-oakville12-
♀
(53 bytes)
()
05/31/2016 postreply
02:43:59
•
不是僅僅看漏不漏油, 要從外麵按下鬆開看它彈幾下
-老生長談-
♂
(0 bytes)
()
05/31/2016 postreply
16:15:58