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forepoling
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forepoling
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forepoling
超前支护
采用敷设钢筋、钢管或注浆等方法向隧道及地下工程施工开挖面前方施作的一种稳定开挖面及周边岩体的辅助支护措施。又称预支护或超前预支护。
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heterogeneous reactions on surface of particles in the atmosphere
heterogeneous reactor chemistry
heterogeneous retrieval
heterogeneous solid model
heterogeneous spherical earth
heterogeneous stratospheric chemistry
heterogeneous supercomputing
heterogeneous wireless network
heterogenite
heterogenous vaccine for veterinary use
heterogeny
heterogonic life cycle
heterograde distribution
heterograde statistics
heterogreneous chemical reaction
heteroion
heterojunction
heterojunction bipolar transistor
heterojunction bipolar transistor, HBT
heterojunction catalyst
heterojunction field-effect transistor HFET
heterojunction-interdigitated back contact solar cell
hetero junction laser
heterojunction laser
heterojunction laser diode
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