arbo 发表于 2012-3-1 18:08 ! U. ]; }- V: E$ X5 ~' d2 U
One is relaxed and one is tight. $ g9 t7 _3 c4 h$ y: n* }
I think this is the most critical aspect.
arbo 发表于 2012-3-5 12:36 " h" }% X* Z4 P# P0 T8 y% q
Agree with Lastman. Duck and luck, you need to relax. Dock and lock, you need to be a little bit tig ...