A FEEDRATE PLANNING METHOD FOR THE NURBS CURVE IN CNC MACHINING BASED ON THE CRITICAL CONSTRAINT CURVE



Development of die drawing design factor prediction models for trenchless rehabilitation of water pipes: a case study

Maintenance and replacement of aging water pipes are critical for urban development.To this end, trenchless rehabilitation methods that do not require excavation offer an efficient replacement for aging water pipes.Thus, this study developed a trenchless method using die drawing, which continuously inserts polyethylene (PE) liners into the reach po

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