Overwrap the patch (the hose will be under intense pressure) from 2 to 3 in. above the original piece to about 2 or 3 in. below, then work your way back (C).

• 再把胶带缠绕在管子上2到3道（保证管子的内压），把先前缠绕的部分覆盖住，然后重复一次，如图C。