a semiconductor laser with external optical feedback
blade with external fir-tree root
blade with external inverted-T-root
blade with external T-root
Process with external compression
strengthening with external steel
strengthening with external tendons
tubing with external upset ends
Universal Kringing with external drift
wall composed with external thermal insulation
High Speed Steel Turning Tool
carbide tool
硬质合金刀具
硬质合金工具
碳化物刀具
碳化物工具
碳化刀
炭化刀
硬质合金
刀具
Tungsten Carbide Insert
tungsten carbide insert bit