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Riser may refer to: ==Engineering== * Stair riser, the vertical elements in a set of stairs * Riser, another name for a theatre platform * Riser, a length of vertically oriented piping used to deliver fluid, gas, or electrical signals or power upward * * Drilling riser, a device used on a ship or offshore drilling rig * * Dry riser, a pipe used to deliver water to firefighting systems that is normally kept empty (dry) * * Riser cable, a type of communications cable used to connect multiple floors in a building * Riser card, a printed circuit board which extends connectors away from another board * Riser, a skateboard component which increases the space between the wheels and the deck * Riser, the center section of a recurve bow * Parachute riser, strip of webbing joining the harness to the rigging lines * Riser (casting), a reservoir in a manufacturing mold 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Riser」の詳細全文を読む スポンサード リンク
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