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单词 self-contained breathing apparatus
释义

self-contained breathing apparatus


self-contained breathing apparatus

[¦self kən¦tānd ′breth·iŋ ‚ap·ə‚rad·əs] (engineering) A portable breathing unit which permits freedom of movement.

self-contained breathing apparatus


self-contained breathing apparatus

,

SCBA

A device that provides compressed air for breathing in hazardous breathing environments. It is used, for example, by rescue personnel.
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更新时间:2024/9/24 4:17:08