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The three-by-five 三五判 (3×5 or 3/5), where the final size at 32K is slightly less than 3 by 5 sun, often given as 84 × 148 mm which would be approximately 2.8 × 4.9 sun. The 4/6 standard has given rise to newer metric book-size standards, including:
Typical office paper has 80 g/m 2 (0.26 oz/sq ft), therefore a typical A4 sheet (1 ⁄ 16 of a square metre) weighs 5 g (0.18 oz). The abbreviation "gsm" instead of the standard g/m 2 symbol is also widely encountered in English-speaking countries .
In Europe and other regions using the ISO 216 paper-sizing system, the weight is expressed in grams per square metre (g/m 2 or usually gsm) of the paper. Printing paper is generally between 60 gsm and 120 gsm. Anything heavier than 160 gsm is considered card. The weight of a ream therefore depends on the dimensions of the paper and its thickness.
While paper is the most commonly recycled material (68.2 percent of paper waste was recovered in 2018, up from 33.5 percent in 1990) [31] [33] it is being used less overall than at the turn of the century. [34] As of 2018, paper accounted for a third of all recyclables collected in the US, by weight. [32]
The Samsung Galaxy A series is a line of low-range to mid-range Android smartphones and tablets manufactured by Samsung Electronics as part of their Galaxy line. The first models in the series were the first-generation Galaxy A3 and Galaxy A5, announced on October 31, 2014 and released in December 2014.
The Collins 75A-4 amateur radio receiver. The 74A4 and KWS-1 is an amateur radio receiver and transmitter pair made by the Collins Radio Company of Cedar Rapids, Iowa that were introduced in 1955. They were designed to operate using the then new single-sideband (SSB) voice modulation as well as CW and AM modes. They were influential in ...
A new type of 4.5 inch gun with a longer 55-calibre barrel, it was designed in the 1960s for the Royal Navy's new classes of frigates and destroyers.The weapon, built by Vickers Ltd Armament Division, was developed by the Royal Armament Research and Development Establishment using the Ordnance, QF 105 mm L13 of the Abbot self-propelled gun as a starting point (it used electrical primers).
The 4.5-inch howitzer entered Irish service in 1925 to equip the newly formed 3rd Field Battery. Additional equipment received by the Irish Army in 1941 included four 4.5-inch howitzers. In 1943–44, 20 additional 4.5-inch howitzers were received. Thirty-eight 4.5-inch howitzers, all on carriage Mk1PA, were used by the reserve FCA.