拆边，拆撑、拆开之意。特指三线子向同线对边部平行有间距地拆开，为布阵所用。四线子相应拆开，则称高拆。为近代围棋特征之一。
主要设备：零部件注塑成型机、烘干、粉碎设备；液压机床，数控车床；剪板机；拆边机；冲床；喷塑设备，酸洗设备；
Capital equipment: specialized production equipment such as gush outing machine, description machine, and large-scale moulding plastics machine, puncher, drying-machine, pulverizer, etc.
另外如在大的闸阀开关处两边，都设有法兰盘，就是为了拆换开关方便。
Also as in large office gate switch sides, are equipped with flange is easy to replace them switch.
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