词汇“上下通气”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	上下通气
释义	上下通气上下通气[shàng xià tōng qì]1.■communication between higher and lower levels; full communication between the higher and lower levels
随便看	angle stop angle stop valve angle straightener angle stringer angle support angle suspension tower angle sweep anglet angle table angle tester angle test piece angle thermometre L angle tie angle tile angle tolerance angle tower angle tracking angle transformation angle type axial piston motor angle valve angle variable angle-velocity-flux-contour map angle washer angle water valve angle weighting coefficient

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