invar scale

殷钢尺  detail>>

invar plotting scale

殷钢绘图尺  detail>>

invar

 n.  【冶金】因钢，因瓦(铁镍)合金，不胀钢，恒范钢。  detail>>

invar alloy

因瓦恒范镍钢  detail>>

invar extensometer

殷钢丝伸缩仪  detail>>

invar rod

殷钢杆  detail>>

invar spacer

不胀钢间距测量器  detail>>

invar staff

因瓦水准尺  detail>>

invar steel

不变钢；恒范钢 殷钢  detail>>

invar tape

因瓦基线尺 殷钢带 殷钢卷尺  detail>>

invar wire

因瓦尺 殷钢线尺 铟瓦丝  detail>>

super invar

超恒范钢 超因瓦低膨胀系数合金 超殷钢  detail>>

all-invar cavity

全殷钢空腔谐振器  detail>>

copper clad invar

铜包封殷钢  detail>>

copper-invar-copper

综合夹心板  detail>>

copper-invar-copper board

键盘板夹心板  detail>>

invar baseline wire

因瓦基线尺  detail>>

invar leveling staff

因瓦水准尺  detail>>