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口咽、鼻咽通气道
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口咽、鼻咽通气道
Encyclopedia
医学
临床麻醉技术
释
oral and nasal airway
口咽、鼻咽通气道
用塑料、橡胶或金属等医用材料特制的一种中空装置,可经口腔或经鼻腔置入到下咽部,其末端直接达到声门之上,用以解除因舌后坠引起的上呼吸道梗阻。
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nonsingular model
nonsingular operator
nonsingular perspectivity
nonsingular point
nonsingular projective transformation
non singular quadratic form
non-singular quadratic form
nonsingular quadratic form
non singular real algebraic variety
non-singular real algebraic variety
nonsingular real algebraic variety
nonsingular solution
nonsingular space
nonsingular spacetime
nonsingular stochastic process
nonsingular surface
nonsingular system
non singular transformation
non-singular transformation
nonsingular transformation
nonsingular value
nonsingular variety
nonsingular zero
non-sintered brick
non-sinusoidal
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