短語(yǔ)詞組短語(yǔ)soundproof compensating pipe 隔聲的補(bǔ)償器;隔音補(bǔ)償器brake pipe compensating valve 制動(dòng)管補(bǔ)償閥;制動(dòng)管彌補(bǔ)閥;制動(dòng)管補(bǔ)償;制動(dòng)管賠償閥 返回 compensating pipe