词语波纹管
解释bellows unit
bellows unit〔名词〕波纹管详细»
波纹管bellows;corrugated pipe;sylphon详细»
波纹管bellows;sylphon详细»
波纹管corrugate pipe;corrugated pipe;corrugated tube;courrugated pipe;sylphon详细»
波纹管corrugated pipe;corrugated tube;flexible bellows详细»