并以牛筋将皮套紧紧地捆扎(zhā )在了(le )木漏斗的(de )底部(bù )。接下来,他(tā )取过(guò )一根被贯穿了竹节的毛竹,将(jiāng )它与弹簧的另(lìng )一端连接了(le )起来。连(lián )好以(yǐ )后,他在毛竹的外壁和皮(pí )套子的内部(bù )刷胶,并(bìng )将(jiāng )皮套子(zǐ )套在了竹筒(tǒng )上面。以(yǐ )牛筋将皮套子(zǐ )紧紧捆扎在竹筒上(shàng )面后,他又取过一根弹簧(huáng ),装(zhuāng )到了(le )竹筒的另一端(duān )。如(rú )法炮制,