Hasil 1-3 dari 84
In general , deposits not definitely limited are likely to contain at least 25 to 100 % more ore than can be actually assured . Example I. ( Question 1 ) A deposit was limited at one end by a property line across which the orebody ...
... or internally fired as in Fig 96 ( locomotive ) ; the former require brick setting , the latter are self contained and portable ; both are limited to low press and low capac services ( less than 250 lb per sq in Gases and 250 boiler ...
20 Curves show typical range , on basis of bhp for Curtis staging is practically limited to 2 units of 25-500 hp ; upper limit for higher speeds and / or larger steam passages ; lower limit for or 3 stages , due to friction losses .
Apa yang dikatakan orang - Tulis resensi
LibraryThing ReviewUlasan Pengguna - wackyvorlon - LibraryThing
I only have the second volume of this work, and I love it! Found at a local Value Village, it is filled with fascinating information. Details of all aspects of mine engineering, including compressed air, ventilation, and supporting structures. Baca ulasan lengkap
Conditions Methods in General
35 bagian lainnya tidak diperlihatkan