uniformity均匀性

uniformly accelerated motion等加速度运动

uniformly distributed load等分布荷重

uniformly retarded motion匀减速运动

union nut联管螺帽

unit单位

unit bore system基孔制

unit built machine tool组合机床

unit cell单位晶格

unit cooler冷却机组

unit of measurement测量单位

unit of tolerance公差单位

unit shaft system基轴制

unit type head动力头

unit vector单位矢量

universal chuck自动定心卡盘

universal dividing head万能分度头

universal drilling machine万能钻床

universal gas constant通用气体常数

universal gravitation万有引力

universal grinder万能磨床

universal industrial robot万能工业机扑

universal joint万向接头

universal joint drive万向节传动

universal joint fork万向节叉

universal joint shaft万向节轴

universal joint yoke万向节叉

universal machine tool通用机床

universal measuring microscope万能测定显微镜

universal miller万能铣床

universal milling machine万能铣床

universal screw wrench活动]扳手

universal testing machine万能材料试验机

universal tool and cutter grinder万能工具磨床

unloaded weight空车重量

unloader卸荷阀

unloader valve卸荷阀

unloading卸荷;卸载

unloading valve卸荷阀
关键字:焊接专业词汇
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