...小井眼钻井技术实践 关键词 小井眼 复合钻井 完井技术 中原油田 轨迹控制 [gap=758]Keywords] slimhole；composite drilling；completion technology；Zhongyuan oilfield；well trajectory control ..
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The application of nano-crystalline WC-Co powder and nano-crystalline diamond composite material to the drilling is forecasted.
展望了纳米级硬质合金和纳米级胎体金刚石复合材料在钻探中的应用前景。
Using Siemens 802d NC system to complete the control of carbon fiber reinforced composite component CNC drilling grinding equipment, expatiating its structure and the setting of main parameters.
采用西门子802d数控系统实现对碳纤维复合材料构件数控钻磨工艺装备的控制，阐述了数控系统的组成及主要参数的设计。
Test results show diamond enhanced tungsten carbide composite spherical crown button bits are the ideal bits in drilling cobble and gravel formation.
试验表明金刚石—硬质合金复合球齿钻头是一种理想的钻进卵砾石层的钻头。
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