Towline, the role of general application in machine tools, machinery and other cables, tubing, trachea, water pipes, duct, since the traction and protection.
拖链，一般应用在机床机械等的电缆、油管、气管、水管、风管上，起牵引和保护作用。
Towline, the role of general application in machine tools, machinery and other cables, tubing, trachea, water pipes, duct, since the traction and protection.
拖链，一般应用在机床机械等的电缆、油管、气管、水管、风管上，起牵引和保护作用。
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