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Rack with sample component sizes including an A/V half-rack unit. A rack unit (abbreviated U or RU) is a unit of measure defined as 1 + 3 ⁄ 4 inches (44.45 mm). [1] [2] It is most frequently used as a measurement of the overall height of 19-inch and 23-inch rack frames, as well as the height of equipment that mounts in these frames, whereby the height of the frame or equipment is expressed ...
Typical keycaps in the 1970s and 1980s were produced using two-shot molding, with the markings molded into each keycap in a different color of plastic.This eventually fell out of favor, as it was more expensive (particularly in tooling costs), and tended to produce keycaps more durable than the equipment on which they were mounted.
Due to the requirement of many notebooks to be slim, they require the keyboards to be low-profile. Therefore, this technology is most commonly featured on notebooks. The keys are attached to the keyboard via two plastic pieces that interlock in a "scissor"-like fashion and snap to the keyboard and the keycap.
Thus, a 1U rackmount computer is not 1.750 inches (44.5 mm) tall but is 1.719 inches (43.7 mm) tall. If n is number of rack units, the ideal formula for panel height is h = 1.75n − 0.031 for calculating in inches, and h = 44.45n − 0.794 for calculating in millimeters. This gap allows a bit of room above and below an installed piece of ...
RS-1U, a type of K-5 (missile) J-1U, a model of Auster Workmaster; SSH 1U (WA); see Washington State Route 503; An abbreviation for 1 Utama; An abbreviation for "One Union" or "One Big Union", a concept and slogan used by industrial unionists, including the IWW. #1U is used also as a hashtag on social media by labor activists and organizations.
' gourd crab fish tiger '; also Bầu cua tôm cá or Lắc bầu cua) is a Vietnamese gambling game using three dice. [ 1 ] [ 2 ] The game is often played at Vietnamese New Year . Instead of showing one to six pips, the sides of the dice have pictures of a fish ; a prawn ; a crab ; a cock ; a calabash ; and a stag (or a tiger ).
Historically, the addition of two Windows keys and a menu key marked the change from the 101/102-key to 104/105-key layout for PC keyboards. [2] Compared to the former layout, a Windows key was placed between the left Ctrl and the left Alt and another Windows key and the menu key were placed between the right Alt (or AltGr) and the right Ctrl key.
Vietnamese passports (Vietnamese: Hộ chiếu Việt Nam) are issued to citizens of Vietnam to facilitate international travel. They enable the bearer to exit and re-enter Vietnam freely; to travel to and from other countries in accordance with visa requirements, and secure assistance from Vietnamese consular officials when abroad, if necessary.