机械工程专业英语词汇翻译
毂板 nave plate可航行 navigability
可航行试验 navigability test
航行 navigation
挖凿机 navvy
海军工厂,海军造船厂 navy yard
颈 neck
颈轴衬 neck bushing
颈轴 neck journal
颈轴承 neck journal bearing
颈环 neck ring
有领轴颈 neck-collar journal
制颈,颈缩 necking
缩颈砂心(铸造) necking down
减径螺栓 necking down bolt
制颈工具,制颈刀具 necking tool
针 needle
滚针轴承 needle bearing (needle roller bearing)
针状结晶 needle crystal
针电极 needle electrode
针锉 needle file
针隙 needle gap
针击枪 needle gun
针阀升程 needle lift
针孔润滑器 needle lubricator
针尖喷嘴 needle nozzle
针尖 needle point
指针 needle pointer
针心调整阀 needle regulator
针杆 needle rod
滚针 needle roller
滚针轴承 needle roller bearing (needle bearing)
针阀 needle valve
负加速度 negative aceeleration
负裕度 negative allowance
负阻尼因数 negative damping factor
负乏气余面 negative exhaust lap
负水头 negative head
负投射角 negative incidence
负导程(阀) negative lead
阴极板 negative plate
阴极 negative pole