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卡钻
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卡钻
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孔内事故
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drill pipe sticking
卡钻
在提钻、下钻、回转3个不同的作业过程中,因地层条件复杂、泥浆性能不好或技术措施不当等原因造成钻具受卡而失去自由的事故。
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prevention and control techniques for infectious diseases of livestock and poultry
prevention and repair measures for ageing of hydraulic structures
prevention and repair measures for fissure on hydraulic structures
prevention and treatment drugs for aerospace stress factors induced injuries
prevention and treatment drugs for injuries caused by military natural factors
prevention and treatment drugs for injuries caused by military navigation and diving environmental factors
prevention and treatment medicine for nuclear weapon radiation injuries
prevention and treatment of biological diseases of cultural relics
prevention and treatment of caries
prevention and treatment of common diseases of women
prevention and treatment of heavy metal pollution
prevention and treatment of mine geology disaster
prevention and treatment of periodontal disease
prevention and treatment of sports injury
prevention before the occurrence of a disease
prevention for the military trainingrelatedinjury
prevention of bird damage and animal invasion in civil airports
prevention of burn injury
prevention of congenital malformation
prevention of crime
prevention of cruelty to animals Law
prevention of fishery invasive species
prevention of malocclusion
prevention of mental disease
prevention of mental disorder
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