“lewis hole”的概念、定义、翻译、参考文献-科学参考

单词	lewis hole
释义	lewis hole [`lü·ǝs ´hōl] ^{MINING ENGINEERING} A series of two or more holes drilled as closely together as possible, but then connected by knocking out the thin partition between them, thus forming one wide hole having its greatest diameter in a plane with the desired rift.
随便看	parallel padding parallel perspective parallel-plate capacitor parallel-plate laser parallel-plate reactor parallel-plate waveguide parallel processor parallel programming parallel radio tap symmetry operation of the second kind symmetry plane symmetry principle symmetry transformation symmict symmictite symmicton symon fault Symon's cone crusher Symon's disk crusher sympathetic detonation sympathetic nervous system sympathetic ophthalmia sympathetic vibration sympathicotropic cell sympathochromaffin cell

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