基本解释[機械工程]囊式空氣彈簧词组短语短語Bellows s type air spring 囊式空氣彈簧bellows type rubber air spring [機]曲囊式橡膠空氣彈簧double -convolution bellows type air spring [機]雙曲囊式空氣彈簧bellows type air spring更多词组专业释义機械工程囊式空氣彈簧