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- abrasive jet bit 磨料喷射钻头
- This is jet bit and that is a PDC bit. 这是喷射式钻头，那是人造聚晶金钢石钻头。
- This paper provided basis for application of rotary abrasive jet in drilling radial horizontal wells. 该试验研究为磨料旋转射流应用于径向水平钻井提供了基础。
- A good way to help you to improve drilling technique is to use a jet bit. 能帮助你们改进钻井技术的一种好方法是使用喷射式钻头。
- The presence of striation area is one of the main characteristic on the surface generated by abrasive jet. 摘要波纹区域的存在是磨料射流切割表面的主要特征之一。
- Abrasive jet by collimating tube is a sort of posterior mixing abrasive jet, which is applied usually in cutting field and rarely in cleaning and descaling. 准直管磨料射流是后混式磨料射流的一种,通常应用于切割领域,在清洗、除垢方面的应用还较少见。
- The paper attaches much importance to the numerical control system of the premixed abrasive jet and discusses the overall project in the numerical control system in detail. 本文以前混合磨料射流数控系统为研究方向,详细论述了数控系统总体方案。
- The material removal models of two-body lapping, three-body polishing and abrasive jet machining were established based on the machining mechanism and the numb... 利用平面磨床进行了磨粒喷射精密光整加工实验,实验结果验证了依据机理所建立的材料去除模型,且实验结果和模型吻合很好。
- A new technology of magnetic abrasive finishing (MAF) has been theoretically discussed in the article,which is a magnetic abrasive jet machining system. 提出了一种新的磁力研磨工艺磁粒喷洒加工系统。
- This paper introduces a new type of abrasive jet feeding system and its chiefparamenters. Test results indicate that the system can achieve the function of surfacetreatment for objects. 介绍了一种新型的磨料射流供料系统。对系统的主要参数进行了研究。试验表明该系统可实现对物体表面的喷饰功用。
- This model is helpful in improving experimental understanding of the key techniques of oil well slotting by abrasive jet, and provides reliable basis for downhole cutting parameter design. 该模型的建立有助于提高磨料射流油井割缝关键技术的试验认识，为井下切割参数的设计提供可靠依据。
- The impact pressure of swirling jets, produced by water-cushion swirling abrasive jet nozzle, was measured by continuous shooting images of the symbol in the piezometer tubes. 摘要利用测压排摄像自动读数法，测量了水垫式旋转磨料射流喷嘴所产生旋转射流的冲击压强。
- The impact pressure of swirling jets,produced by water-cushion swirling abrasive jet nozzle,was measured by continuous shooting images of the symbol in the piezometer tubes. 利用测压排摄像自动读数法,测量了水垫式旋转磨料射流喷嘴所产生旋转射流的冲击压强。
- Study on the Effect of PAM on Abrasive Jet Flow PAM对磨料浆体射流速度的影响规律研究
- He bit off a large piece of the apple. 他咬下一大块苹果。
- She was a bit queer after her husband deserted her. 她遭丈夫遗弃後精神有点失常。
- The flier is flying a new-type jet plane on trial. 飞行员正在驾驶一架新式喷气机作试验飞行。
- Abrasive jet cutting device for coal mine 磨料射流井下切割装置
- Keywords abrasive jet;striation;model; 磨料射流;波纹;模型;
- I reckon the girl is a little bit boyish. 这想这个女孩有点男孩子气。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
