blade contour
... blade coating 刮涂 blade contour 刀翼形状 blade dozer 刮铲推土机 ...
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针对山前构造的地层岩性特征，从复合片、刀翼形状、齿型、切削齿力平衡等方面设计和改进了PD C钻头。
Based on the formation lithology characteristics, the PDC bit was optimized from such aspects as the composite block, blade geometry, cutter model, and cutter mechanics balance, etc.
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