广告
发表于 2025-3-28 18:28:23
http://reply.papertrans.cn/87/8629/862894/862894_41.png
免除责任
发表于 2025-3-28 20:05:04
Frans Pouwer Ph.D.,Evan Atlantis Ph.D.itories’ leading optician and optical-glass manufacturer of the period, needed an apparatus that could measure angles very precisely, as he wished to determine the refractive and dispersive indices of optical glass specimens as accurately as possible. Theodolites were the answer, as Georg von Reiche
BALE
发表于 2025-3-29 01:41:51
and procedures that help certify the reliability of the instruments they develop. Building an instrument’s metrology is a task involving much more than strictly technical work: diplomacy, financial risk-taking, social know-how and certain negotiation skills are among the ingredients intervening in
Infusion
发表于 2025-3-29 05:14:10
http://reply.papertrans.cn/87/8629/862894/862894_44.png
Arroyo
发表于 2025-3-29 10:00:33
http://reply.papertrans.cn/87/8629/862894/862894_45.png