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drilling chemical
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drilling chemical
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钻井用化学品
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drilling chemical
钻井用化学品
在油气钻井和固井过程中,为加快钻井速度、提高效率、保证钻井安全和提高固井过程中水泥环质量、降失水和防气窜等所使用的化学品。
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topological limit
topological linear space
topological logic
topologically algebraic
topologically complete set
topologically complete space
topologically conjugate
topologically conjugate homeomorphism
topologically embeddable
topologically equivalent
topologically equivalent spaces
topologically free set
topologically hyperbolic manifold
topologically inequivalent
topologically invariant
topologically irreducible representation
topologically isomorphic
topologically isotopic embedding
topologically nilpotent element
topologically ringed space
topologically simple algebra
topologically solvable group
topologically stable
topologically transitive
topological manifold
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