Surface-mount technology — (SMT) is a method for constructing electronic circuits in which the components (SMC, or Surface Mounted Components) are mounted directly onto the surface of printed circuit boards (PCBs). Electronic devices so made are called surface mount… … Wikipedia
Surface grinding — is used to produce a smooth finish on flat surfaces. It is a widely used abrasive machining process in which a spinning wheel covered in rough particles (grinding wheel) cuts chips of metallic or non metallic substance from a workpiece, making a… … Wikipedia
Cost centre — Cost centres are divisions that add to the cost of the organization, but only indirectly add to the profit of the company. Typical examples include Research and Development, Marketing and Customer service.Companies may choose to classify business … Wikipedia
Surface mining — is a type of mining in which soil and rock overlying the mineral deposit are removed. It is the opposite of underground mining, in which the overlying rock is left in place, and the mineral removed through shafts or tunnels. Surface mining is… … Wikipedia
Surface supplied diving — (also known as Hooka diving) refers to divers using equipment supplied with breathing gas using an umbilical cord from the surface, often from a diving support vessel but possibly, indirectly via a diving chamber.cite journal |author=Gernhardt,… … Wikipedia
surface coating — ▪ chemistry Introduction any mixture of film forming materials plus pigments, solvents, and other additives, which, when applied to a surface and cured or dried, yields a thin film that is functional and often decorative. Surface coatings… … Universalium
surface hardening — ▪ metallurgy treatment of steel by heat or mechanical means to increase the hardness of the outer surface while the core remains relatively soft. The combination of a hard surface and a soft interior is greatly valued in modern engineering… … Universalium
Cost centre (business) — In business, a cost centre or cost center is a division that adds to the cost of an organization, but only indirectly adds to its profit. Typical examples include research and development, marketing and customer service.[1] There are some… … Wikipedia
Surface Mining Control and Reclamation Act of 1977 — The Surface Mining Control and Reclamation Act of 1977 (SMCRA) is the primary federal law that regulates the environmental effects of coal mining in the United States.SMCRA created two programs: one for regulating active coal mines and a second… … Wikipedia
Surface acoustic wave — A surface acoustic wave (SAW) is an acoustic wave traveling along the surface of a material having some elasticity, with an amplitude that typically decays exponentially with the depth of the substrate. This kind of wave is commonly used in… … Wikipedia
Cost Center — A department within an organization that does not directly add to profit, but which still costs an organization money to operate. Cost centers only contribute to a company s profitability indirectly, unlike a profit center which contributes to… … Investment dictionary