坑道周辺の岩盤より放散される熱量について
1953 年 69 巻 775 号 p. 11-14
詳細
1953 年 69 巻 775 号 p. 11-14
The theoretical formura seeking the heat quantity diffused from the rock around the circular tunnel has been conducted by solving the differential equation of heat transmission, supposing that the gallery is a circular tunnel driven through the infinite rock body.
