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- PDC bit uses polycrystalline diamond compacts (PDC) as cutters. pdc钻头用聚晶金刚石（复合片）作为刀具。
- The effects of diamond grain sizes on wear resistance ratio of the sintering diamond compacts are investigated. 研究了金刚石的粒度对烧结体磨耗比的影响；
- The performances of polycrystalline diamond compacts (PDC) which includes impact resistance, heat stability and wear resistance are introduced. 摘要介绍了聚晶金刚石复合片的主要性能，即抗冲击性能、热稳定性及耐磨性。
- The performances of polycrystalline diamond compacts(PDC) which includes impact resistance,heat stability and wear resistance are introduced. 介绍了聚晶金刚石复合片的主要性能,即抗冲击性能、热稳定性及耐磨性。
- The comparing experiments of synthesizing sintered diamond compacts with metal binder are made in the infiltrating way and the binding way. 本文采用熔渗法和混合法进行了合成金属结合剂金刚石烧结体的对比实验；
- The polycrystalline diamond compact is the compact of a polycrystalline diamond layer and a tungsten carbide substrate. 人造金刚石聚晶复合片是由金刚石层和硬度合金基体组成的一种复合材料。
- Based on certain mechanical quality of the rock, the analysis on the Polycrystalline Diamond Compacts (PDC) bit and the rotary percussive drilling is carried out. 在管棚支护所钻岩石的力学性质基础上,对管棚支护钻孔所采用PDC钻头和回转冲击的钻进方式进行了比较分析。
- It is found that the exact micro-hardness value of polycrystalline diamond compact (PDC) is got with 4.9N by Knoop indenter. 通过对比发现：采用努普压头、4.;9N负荷能较精确的测量出硬度值。
- Advances in polycrystalline diamond compact( PDC) bits have sharply increased rate of penetration( ROP),reduced drilling time and costs in oil and gas wells. 聚晶金刚石复合片（PDC）钻头的发展及应用，大大提高了钻井的机械钻速（ROP），减少了钻井时间，降低了钻井成本。
- An inclined impact failure method was proposed,by which impact failure test of the polycrystalline layer in polycrystalline diamond compact(PDC) could be realized. 提出了一种倾斜冲击破坏实验方法,能够实现对聚晶金刚石复合片(PDC)聚晶层的冲击破坏试验。
- Use soft matting, wood or similar material as base for making up diamond or Polycrystalline Diamond Compact (PDC) bits. Follow manufacturer's instructions on handling such equipment. 安装金刚石或PDC钻头时，钻头下面要铺上软席，木头或类似的材料。遵守制造商的指令操作此类设备。
- The lateral imbalance force on a polycrystalline diamond compact(PDC) bit is one of the important causes to lead severe bit whirl, which is associated closely with cutting structure on a bit. 聚晶金刚石(PDC)钻头的侧向不平衡力是造成钻头涡动的主要原因之一,而侧向不平衡力取决于钻头的布齿结构,通过合理的布齿结构设计,可有效地控制侧向不平衡力的大小。
- Sintering temperature is too high or too low possibly creates PDC less than burning or incineration, therefore a timely and effective monitoring to the Polycrystalline Diamond Compact is necessary. 烧结温度的过高或过低都可能会造成金刚石复合片过烧或欠烧，因此对金刚石复合片的温度场进行有效实时的监控是必要的。
- polycrystalline diamond compacts 聚晶金刚石复合片
- The diamond ring dazzled with brilliancy. 这只钻石戒指闪耀夺目。
- She wears a diamond ring on her left hand. 她左手上戴着一枚钻石戒指。
- polycrystalline diamond compact (PDC) 聚晶金刚石复合片
- She wore a diamond clip on her new dress. 她在新衣服上戴了一枚钻石别针。
- polycrystalline diamond compact bit PDC钻头
