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waterproof door chamber
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waterproof door chamber
Encyclopedia
工学
硐室
释
waterproof door chamber
防水门硐室
为防止井下涌水淹没矿井,在井下关键巷道或主水泵房联络道中设置防水门来隔绝水流的硐室。
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preimage
preimage of an element
preimage of a set
pre-implantation embryo
preimplantation genetic diagnosis
pre-implantation genetic diagnosis,PGD
preimplantation genetic screening
preimplantation genetic screening,PGS
preimpregnated
pre-incident management
pre-incident planning
pre indefinite inner product space
pre-indefinite inner product space
preindefinite inner product space
preinducer
pre-induction
preinductive class
pre-initiation complex
preinjector
pre-inner product
pre-inner product space
pre-integral
pre-intervention
preionization
pre irradiation grafting
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