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供氧面罩
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供氧面罩
Encyclopedia
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oxygen mask
供氧面罩
飞机防护救生系统中,将供氧系统输来的呼吸气体导入人体呼吸器官,并将呼吸器官和周围大气隔开以保持应有的含氧浓度,以及在一定高度以上保持应有呼吸压力的口鼻呼吸器。
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identification of Chinese patent medicinal formulas
identification of cultural relics
identification of dental bone apparatus
identification of disability
identification of disease resistance in crop
identification of distributed parameter systems
identification of drought tolerance
identification of editions of Chinese ancient books
identification of electronic records
identification of explosion trace
identification of file consistency
identification of fishnet twine
identification of forensic biological evidence
identification of forensic science
identification of gene chip
identification of gene therapy product
identification of geoheritage
identification of germplasm
identification of heavy metal tolerance
identification of heavy minerals
identification of high specificity polymerase chain reaction
identification of human unsafe factors
identification of information need
identification of insect resistance in crop
identification of irradiated food
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更新时间:2025/7/5 17:53:33