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油井水泥
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油井水泥
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工学
水泥
释
oil well cement
油井水泥
用于油、气井固井工程的特种水泥。
工学
油井水泥
释
oil well cement
油井水泥
应用于一定温度、压力条件下进行固井、修井和挤水泥等井下作业的水硬性胶凝材料。
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pathogenic qi
pathogenic variation of pathogen
pathogen limits for food
pathogen microscopic diagnostic techniques
pathogen preservation
pathogen resistance trait of transgenic plant
pathogens causing canker
pathogens causing downy mildews
pathogens causing leaf spot
pathogens causing powdery mildew
pathogens causing scab
pathogens causing smut
pathogens causing wilt disease
pathological
pathological atrophy
pathological calcification
pathological changes of neuron
pathological characteristics of children
pathological diagnosis
pathological drunkenness
pathological examination
pathological function
Pathological jaundice
pathological lying
pathological material deposition
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