(一)炸药包的包法及导线线的选择(1)炸药包的包法有三种: (a)普通的包法(见图1)。导线2中的铜丝接电阻丝,电阻丝绕于导线2上,电阻丝的末端接裸铜丝1,作为通电火线。通电火线及炸药4一起装入橡皮医药手指套3中,将手指套反复用线扎紧,最后如图1所示。(b)用黄腊松香混合溶体密封炸药包法(见 (A) the package method of explosives bags and the choice of wire (1) There are three kinds of package method of explosives: (a) ordinary bag method (see Figure 1). Wire 2 in the copper wire resistance wire, resistance wire wound on the wire 2, the end of the resistance wire connected to the bare copper wire 1, as the power line. Energized FireWire and explosives 4 together into the rubber medical finger cots 3, the finger cots repeatedly tied with a thread, and finally as shown in Figure 1. (b) Seal the explosive pack with a yellow rosin blend (see