[°æÁ¦°æ¿µ/Àι®»çȸ] The Steam Engine : Comprising an Account of Its Invention and Progressive Improvement
Thomas Tredgold ÀúICambridge University PressI2014.06.11
85,500¿ø
4,280P (5%)
[°æÁ¦°æ¿µ/Àι®»çȸ] Practical Essay on the Strength of Cast Iron and Other Metals : "Containing Practical Rules, Tables, and Examples, Founded on a Series of Experiments, W"
Thomas Tredgold ÀúICambridge University PressI2014.04.04
61,500¿ø
3,080P (5%)