extensometer

/ek-sten-som-i-ter/US // ˌɛk stɛnˈsɒm ɪ tər //UK // (ˌɛkstɛnˈsɒmɪtə) //

伸长计,伸长仪,伸长器,延伸仪

Definitions

n.名词 noun

1
- : an instrument for measuring minute degrees of expansion, contraction, or deformation.