多晶金刚石拉丝模
polycrystallin diamond wire drawing die
金刚石拉丝模抛光机
diamond die polishing machine
金刚石-金属复合薄膜
diamond - metal composite film
金刚石—金属复合薄膜
diamond-metal composite film
硬质合金拉丝模
cemented carbide drawing die
sintered carbide wire drawing die
硬质合金拉丝模线抛光机
carbide drawing die wire polishing machine
针状硬质合金－金刚石复合型钻头
drill bit of impregnated diamond and tungsten carb
(Ni-Co-Mn)-金刚石复合镀层
Ni-Co-Mn)-diamond composite plating