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深海海底钻探技术
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深海海底钻探技术
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理学
深海海底钻探技术
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deep sea core drilling
深海海底钻探技术
在水深500米以上海域,以钻进数米或数十米甚至数千米的海底沉积物样品以获取地层资料,通常有隔水管钻井、“裸眼”钻井与海底钻机等几种形式。
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regular subalgebra
regular subdivision
regular subgroup
regular submanifold
regular submartingale
regular subset
regular subspace
regular summability
regular summation method
regular support
regular surface
regular system
regular system of constraints
regular system of parameters
regular tessellation
regular tetradecagon
regular tetrahedron
regular tetrahedron group
regular topological space
regular topology
regular torus
regular trace
regular transformation
regular tree group planting
regular triangle
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