首页 / 官方藏书 / Modern Machine-Shop Practice, Volumes I and II / “EXPERIMENTS ON WROUGHT-IRON BARS 11⁄8 IN. SQUARE BY 30.05 IN. LONG, HEATED TO A DULL RED, THEN COOLED SUDDENLY IN WATER.

“EXPERIMENTS ON WROUGHT-IRON BARS 11⁄8 IN. SQUARE BY 30.05 IN. LONG, HEATED TO A DULL RED, THEN COOLED SUDDENLY IN WATER.

Modern Machine-Shop Practice, Volumes I and II · Joshua Rose · 第 58 / 234 章