金属波纹管膨胀节
metal bellows expansion joint
metal bellow expansion joint
波纹膨胀管
corrugated expandable tubular
corrugated expansion pipe
波纹膨胀节
corrugated Expansion Joint
bellows
bellow expansion joint
bellow
储罐-波纹管-管道系统
tank bellow pipeline ( TBP ) system
二次冲波—膨胀波理论
second-order shock-expansion theory
椭圆不锈钢波纹管管束
oval stainless steel bellows tube bank
膨胀管管径
diameter of expansion tube
通货膨胀膨胀调整系数
automatic direction finding equipment
PVC双壁波纹管
double partition PVC wave veins plastic pipe