“fix bed hydrogenation”的概念、定义、翻译、参考文献-科学参考

单词	fix bed hydrogenation
释义	fix bed hydrogenation Encyclopedia 工学固定床加氢释 fix bed hydrogenation固定床加氢催化剂在固定不动的状态下，对重油进行炼化的过程。
随便看	projective classification projective closure projective collineation projective compactification projective cone projective configuration projective conic projective connected space projective connection projective coordinate projective coordinates projective coordinate system projective correlation projective correspondence projective cover projective covering projective curvature projective curvature tensor projective curve projective deformation projective design projective determinacy projective determinacy axiom projective determination projective differential geometry

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