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A steno machine, stenotype machine, shorthand machine, stenograph or steno writer is a specialized chorded keyboard or typewriter used by stenographers for shorthand use. In order to pass the United States Registered Professional Reporter test, a trained court reporter or closed captioner must write speeds of approximately 180, 200, and 225 words per minute (wpm) at very high accuracy in the ...
Various machine components used in mechanical engineering. Mechanical engineering is the study of physical machines that may involve force and movement. It is an engineering branch that combines engineering physics and mathematics principles with materials science, to design, analyze, manufacture, and maintain mechanical systems. [1]
A grinding machine is a machine tool used for producing very fine finishes, making very light cuts, or high precision forms using an abrasive wheel as the cutting device. This wheel can be made up of various sizes and types of stones, diamonds or inorganic materials.
Dyed wool being carded with a 1949 Tatham carding machine at Jamieson Mill, Sandness, Shetland, Scotland Cotton carder (known as dhunuri or lep wallah) in Howrah, Kolkata, India In textile production, carding is a mechanical process that disentangles, cleans and intermixes fibres to produce a continuous web or sliver suitable for subsequent ...
Where coals are plenty and cheap, steam may be advantageously used for working the machine." Steam-powered machines used belts connected to a traction engine; often both engine and thresher belonged to a contractor who toured the farms of a district. Steam remained a viable commercial option until the early post-WWII years.
Fig. 6. Antique steel hook used by elephant riders of the empire of the Great Mogul Mahout washing his elephant. Temple in Kanchipuram. The most common tools used by mahouts are chains and the aṅkuśa (goad, also ankus [3] or anlius) – a sharp metal hook used as guide in the training and handling of the elephant.
Pedal-powered grinding machine, Russia, 1902. A grinding machine, often shortened to grinder, is any of various power tools or machine tools used for grinding. It is a type of material removal using an abrasive wheel as the cutting tool. Each grain of abrasive on the wheel's surface cuts a small chip from the workpiece via shear deformation.
Electronic voting is voting that uses electronic means to either aid or take care of casting and counting ballots including voting time.. Depending on the particular implementation, e-voting may use standalone electronic voting machines (also called EVM) or computers connected to the Internet (online voting).
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