阶梯式超级倍投法详解

简介：However, this step does not require Wang Shan to do it. Someone has already helped with flint, fire sickle, and tinder. They beat them together for a few times. When the smoke came out, they lit a length of match rope. This match rope is made from hemp soaked in vinegar and dried. Rope has a slow burning speed and can burn for a long time.