swivel chair
转椅
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adjustable swivel chair
活动靠背转椅
anchor swivel
锚转环
锚链旋转环
back swivel sliver guide
后横动导条装置
body swivel bearing
球形止推轴承
boom swivel bearing
动臂旋转接头轴承
氢氧化钠
casing swivel
套管旋转头
套管试压器
center-hung swivel window
中旋窗
double line swivel pen
双曲线笔
double passage swivel joint
双通回转接头
double tube double swivel barrel
双管双动岩芯管
double tube single swivel barrel
双管单动岩芯管
electric swivel
电动水龙头
electro-swivel
电动旋转接头
flowline swivel
出油管旋转接头
fluid swivel
液压旋转头
high-speed railway swivel bridge
高铁转体桥
horizontal swivel method
平转法
hydraulic swivel head
液压旋转水龙头
integral swivel bail
整体式水龙头提环
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