How to connect two hoses of the same thickness together? Learn a trick from the old hydraulic engin

[@harrischen6103]

釘子久後生鏽還是會漏水,非長久之計

[@liesingho4171]

老兄，不要害死人，低压开关，不能用在高压电路上。

[@lungtsoi3753]

黃綠師傅

[@yesges]

2:40 打了鐵釘不就多了4個洞口漏水

[@1EX08]

打釘子???確定?