片语
large bellows expansion joint大型波纹管膨胀节
bellows s expansion joint波形膨胀节
bellows type expansion joint波纹管补偿器
bellows type expansion pipe joint波纹式膨胀接头
metal bellows expansion joint金属波纹管膨胀节
universal bellows expansion joint通用膜盒膨胀接头
constrained-bellows expansion joint限位波形膨胀节
bellows type metal expansion joint金属波纹膨胀节