Application of "air way ventilation method" to the ventilat-ion for tunnel driving / by Minoru Harada and Yoshikata Koi-zuka.
Harada, Minoru.
Application of "air way ventilation method" to the ventilat-ion for tunnel driving / by Minoru Harada and Yoshikata Koi-zuka. - Kajima, Japan : KICT - 18 p. - KICT, report no. 25 .
Application of "air way ventilation method" to the ventilat-ion for tunnel driving / by Minoru Harada and Yoshikata Koi-zuka. - Kajima, Japan : KICT - 18 p. - KICT, report no. 25 .