官方藏书 / Hubert E. Collins

Hubert E. Collins

2 本

Shafting, Pulleys, Belting and Rope TransmissionHubert E. Collins · Engineering_and_Technology · 34 章

Steam Turbines / A Book of Instruction for the Adjustment and Operation of the Principal Types of this Class of Prime MoversHubert E. Collins · Engineering_and_Technology · 31 章