海瑞克盾构设备－英汉对照 英文 汉语 proportional valve block 流量阀 brake valve 闸阀 double prestress valve 流量阀 proportional valve block 流量阀 valve 闸阀 valve 闸阀 ball valve 球阀 ball valve w/lever/ 球阀 shuttle valve 闸阀 ball valve 球阀 check valve sae11...

时间:2024-11-28 12:12栏目:行业资料