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CBM cavity completion
释义
CBM cavity completion
Encyclopedia
工学
煤层气洞穴完井
释
CBM cavity completion
煤层气洞穴完井
利用人工造穴方法,使完井段煤层部位崩落、垮塌,形成一个稳定的煤层大洞穴的工作。
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symmetry breaking technique
symmetry-broken
symmetry class
symmetry classification
symmetry condition
symmetry element
symmetry elements
symmetry energy
symmetry factor
symmetry forbidden reaction
symmetry function
symmetry group
symmetry group theory
symmetry in \boldsymbol k-space
symmetry in classical mechanics
symmetry in quantum mechanics
symmetry law
symmetry measurement
symmetry number
symmetry of a relation
symmetry of crystals
symmetry of Lagrangians
symmetry of molecule
symmetry on a set
symmetry operation
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