wuyoujiao2010 发表于 2018-3-11 12:47:28

求EN ISO 17628-2015英文版，多谢！

求EN ISO 17628-2015英文版，多谢！

shukesan 发表于 2018-3-11 12:47:29

BS EN ISO 17628-2015 Geotechnical investigation and testing — Geothermal testing — Determination of thermal conductivity of soil and rock using a borehole heat exchanger
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