PCD是英语词语，全称为Polycrystalline diamond，中文翻译为多晶立方体金刚石。PCD主要是指一种由多个金刚石颗粒通过高温高压合成而成的材料，具有硬度高、耐磨性好等特点，常用于制造工具刀片、磨具等高精度加工设备。
以下是9个含有PCD的例句：
1. PCD刀具主要用于加工高硬度材料。
PCD tools are mainly used for processing high hardness materials.
2. PCD磨具具有高效、精准的磨削效果。
PCD grinding tools have high efficient and precise grinding effect.
3. PCD立铣刀是高速铣削的最佳选择。
PCD end mills are the best choice for high-speed milling.
4. PCD复合材料具有优异的硬度和韧性。
PCD composite materials have excellent hardness and toughness.
5. PCD刀片的精度可以达到亚微米级。
The accuracy of PCD blades can reach sub-micron level.
6. PCD工具可以用于加工铝合金等难加工材料。
PCD tools can be used for processing difficult-to-machine materials such as aluminum alloys.
7. PCD钻头可以用于加工混凝土和石材。
PCD drill bits can be used for processing concrete and stone.
8. PCD车刀具有优异的切削性能和寿命。
PCD turning tools have excellent cutting performance and service life.
9. PCD磨齿刀可以用于加工硬质合金齿轮。
PCD gear hob can be used for processing hard alloy gears.
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