Z mouthed alloy bit

用法例句

Study on Carbide Drill Used to Drill ZGMn13 Turnout;

钻削ZGMn13高锰钢道岔硬质合金钻头研究

shaped insert bit

非球形硬合金齿钻头

polycrystalline diamond compact bit

聚晶金刚石复合片钻头

insert rock bit

镶硬合金齿牙轮钻头

sintered tungsten carbide compact bit

镶碳化钨硬合金齿钻头

polycrystalline diamond compound bit

多晶金刚石复合钻头

carbide-tipped Morse taper shank drill

硬质合金莫氏锥柄钻头

unit-type drill head

组合钻床钻头, 标准钻头

Research on Bionic Coupling Diamond Coring Bits in Drilling Hard Rock

硬岩钻进用仿生耦合金刚石取心钻头研究

Researches on drilling CFRP(carbon fiber reinforced plastics) with diamond electroplated drill bit

电镀金刚石钻头钻削碳纤维复合材料研究

Hard metal (carbide) inserts for mining and oil--field rock bits

GB/T2527-1989矿山、油田钻头用硬质合金齿

DEVELOPMENT AND APPLICATION OF THE TUNGSTEN CARBIDE WIRELINE CORE BITS

硬质合金绳索取心钻头的研制和应用

Research on Diamond Enhanced Tungsten Carbide Composite Button and Its Bits;

金刚石—硬质合金复合齿及其钻头的研究

Development of the Special Impregnated Diamond Bits for Jinchuan Mine;

适合金川矿区的特种孕镶金刚石钻头研制

Research and Application of Diamond-impregnated PDC Bit or Drilling in Medium Hard Rock Formation

中硬岩层钻进孕镶金刚石复合片钻头的研究与应用

Researches and Applications of Compound Diamond Core Bit with Sintered Body

混合型金刚石烧结体取心钻头的研制及应用

Study on Impregnated Diamond Bit's Optimal Design for Hard Formation

适合坚硬地层孕镶金刚石钻头优化设计研究

Study on Bottom Hole Flow Field of B9M-PDC Scraper Bit

B9M型金刚石复合片刮刀钻头井底流场研究