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  1. orange (orangeinspace@mstdn.nere9.help@mstdn.nere9.help)'s status on Sunday, 25-Nov-2018 02:36:02 JST orange orange

    関越トンネルの竪坑の工法おもしろいよ＞＜の参考資料＞＜

    関越自動車道「関越トンネル」／公益社団法人 土木学会関東支部新潟会 http://jsce-niigata.com/introduction/article/025/art025.html

    In conversation Sunday, 25-Nov-2018 02:36:02 JST from mstdn.nere9.help permalink
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senooken JP Social is a social network, courtesy of senooken. It runs on GNU social, version 2.0.2-beta0, available under the GNU Affero General Public License.

Creative Commons Attribution 3.0 All senooken JP Social content and data are available under the Creative Commons Attribution 3.0 license.