invar造句

• Geodetic leveling should be done with staves in which the divisions are marked on a strip of invar .
  大地水准测量必须使用刻度标于不胀钢片上的水准标尺。
• Verification regulation for invar leveling staffs
  因瓦水准标尺检定技术规程
• Extremely low - sag invar - reinforced aluminium conductor
  极低弧垂钢芯铝绞线
• Copper - invar - copper board
  键盘板夹心板
• Invar levelling staff
  因瓦水准标尺
• Invar strut piston
  镶因瓦钢片活塞
• Materials for interconnection structures - sectional specification set for restraining core materials - copper invar copper
  互连接装置用材料.第7部分:芯约束用材料分规范.第1节:铜殷钢铜
• Materials for interconnection structures . part 7 : sectional specification set for restraining core materials . section 1 : copper invar coper
  互连结构用材料.第7部分:限制芯材料用分规范集.第1节:铜殷钢铜
• Materials for interconnection structures - part 7 : sectional specification set for restraining core materials - section 1 : copper invar copper
  互连接装置用材料.第7部分:芯约束用材料分规范.第1节:铜殷钢铜
• A very low linear expansion coefficient sample carrier made from invar , ensures that temperature change has no effect on the sample position
  由不胀钢制成非常低膨胀系数的样品载台保证温度变化对样品的位置没有影响。
• There is a material which we call invar . it is made of different metals . invar never expands or contracts much , and so it is useful in clocks
  有一种我们称之为不胀钢的材料，它是由不同的金属制成的，膨胀和收缩均很少。因此用在钟里是很有用的。
• Materials for interconnection structures - part 7 : sectional specification set for restraining core materials ; section 1 : copper invar copper iec 61249 - 7 - 1 : 1995 ; german version en 61249 - 7 - 1 : 1995
  互连结构材料.第7部分:增强芯材料分规范.第1节:铜因