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在蚕丝生产过程中,有些不宜用作缫丝的蚕茧,加以适当处理,制作成洁自松软的丝绵,既提高了经济效益,又满足了人民生活的需要。现将制作丝绵的方法介绍如下:一、制弓弓是制作丝绵的主要工具,分大弓和小弓两种,均可自己制作。①大弓制作法:取一块长60厘米、宽10厘米、厚2～3厘米刨平的木板,在离木板两头15厘米处各凿一个扁形孔,然后用一根长95厘米、宽1.5厘米、厚0.5厘米刮光竹片,插入木板两端的插孔内即成(如图)。②小弓制作法:形状与大弓基本相同,只是木板长为25厘米,宽为6厘米,板厚同大弓,在离木板两
In silk production process, some should not be used as reeling cocoon, to be properly processed, made into a clean soft sponge, both to improve economic efficiency, but also to meet the needs of people’s lives. Now the method of making silk as follows: First, bow system bow is the main tool for making silk sponge, divided into two kinds of big bow and small bow, can make their own. ① big bow production method: Take a piece of 60 cm long, 10 cm wide and 2 to 3 cm thick planed wood, at a distance of 15 cm from both ends of the wood chisel a flat hole, and then use a 95 cm long and 1.5 cm wide , 0.5 cm thick shaving bamboo, insert into the jack at both ends of the board Serve (pictured). ② small bow production method: the basic shape and the same bow, but the length of 25 cm long, 6 cm wide, with a big bow, board two