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IT IS a well-established fact that assessment of the significance of various types of functional disorders and the exclusion of organic disease comprise a good deal of the day-to-day work of most practitioners. It the more clearly defined types of physiological disturbances in the field of gyn...
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In this paper,the countermeasures to efficiently deal with cuttings are discussed on these two aspects of drilling parameters adjustment and the wellbore removal tool. The structural characteristics and working principle of an A133 spiral type hydroclean drill pipe are introduced. The effects of ...