... PDC Corp 蓬莱发 PDC bit 聚晶金刚石复合片钻头 PDC ProgrammableDigitalController 可编程数字控制器 ...
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eggbeater PDC bit 打蛋器型PDC钻头 ; 打蛋器型
two-stage PDC bit 双级PDC钻头
matrix pdc bit 胎体pdc钻头
high-pressure PDC bit 高压PDC钻头
a pdc bit pdc钻头
PDC bit PDC 钻头
tooth shape PDC bit 齿形复合片钻头
high-efficiency PDC bit 高效PDC钻头
pdc bit placing cutting pdc钻头布齿
PDC cutter size, back rake and density are very important design parameters affecting the performance of PDC bit.
PD C切削齿尺寸、后倾角和布齿密度是影响PD C钻头性能的重要设计参数。
Through field testing, the PDC bit suited for Sulige gas field increased drilling speed and obtained good result.
通过现场试验，大幅度提高了苏里格气田的钻井速度，取得了显著的效果。
Maceration alloy is an important material in the coldpressed maceration, pressureless maceration and PDC bit manufacture.
浸渍合金是冷压浸渍、无压浸渍和PDC钻头制造中的重要材料。
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