- 行业: Mining
- Number of terms: 33118
- Number of blossaries: 0
- Company Profile:
The U.S. Bureau of Mines (USBM) was the primary United States Government agency conducting scientific research and disseminating information on the extraction, processing, use, and conservation of mineral resources.
Founded on May 16, 1910, through the Organic Act (Public Law 179), USBM's missions ...
Reduction in the fire face area of the brick, in which slag erosion at the joints is pronounced.
Industry:Mining
Reduction in the normal ductility of a metal because of a physical or chemical change.
Industry:Mining
Reduction of ionization of a weak acid or base by addition of ionizing salt that contains one of the ions already present; form of common ion effect.
Industry:Mining
Reference is to a beam, assumed for convenience to be horizontal and to be loaded and supported by forces, all of which lie in a vertical plane. The vertical shear at any section of the beam is the vertical component of all forces that act on the beam to the left of the section. The vertical shear is positive when upward and negative when downward.
Industry:Mining
Referring to a degree of luster that reflects with brilliancy and gives well defined images; e.g., hematite and cassiterite.
Industry:Mining
Referring to the operation of equipment on tracks, such as track-mounted cutting machines, track-mounted loaders, etc.
Industry:Mining
Refers to a substance that contains gold, esp. gold-bearing mineral deposits.
Industry:Mining
Refers to asbestos that has been only partially milled, so that the fiber has not been fluffed but only separated from the rock. Most of the asbestos is still in the form of bundles of fibers like spicules.
Industry:Mining
Refers to coal material of which the most prominent and important constituent is opaque matter and also referred to as opaque matrix, black fundamental matter or matrix and residuum.
Industry:Mining
