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petroleum wax
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petroleum wax
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石油蜡
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petroleum wax
石油蜡
由含蜡轻质润滑油馏分、重质润滑油馏分或减压渣油的轻脱沥青油经加工精制得到的一类石油产品。主要以含正构烷烃为主。
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arithmetic proportion
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arithmetic Riemann-Roch theorem
arithmetic ring
arithmetic root
arithmetic scheme
arithmetic semiformal system
arithmetic sequence
arithmetic sequence of higher order
arithmetic sequence problem
arithmetic series
arithmetic series of higher order
arithmetic set
arithmetic shift
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arithmetic structure
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arithmetic system
arithmetic theory
arithmetic transfinite recursion
arithmetic triangle
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