writing style - What is the origin of shorthand for "with" -> "w ...
2023年1月18日 · Although its origin is contested, w/ has been used at least since the rise of the fast-food industry in the 1950s. As a form of shorthand to save time when writing down food …
Are "w/o", "w/", "b/c" common abbreviations in the US?
2013年5月30日 · 42 Both "w/" and "w/o" were common U.S. abbreviations in correspondence, and in tight spots on data tables, until recently. "C/o" has always been used in addressing …
What does “w/” mean? - English Language & Usage Stack Exchange
2015年4月2日 · The B strings tuned w/ low E 7th fret harmonic-(6th string,7th fret).
知乎 - 有问题，就会有答案
知乎，中文互联网高质量的问答社区和创作者聚集的原创内容平台，于 2011 年 1 月正式上线，以「让人们更好的分享知识、经验和见解，找到自己的解答」为品牌使命。知乎凭借认真、专业 …
Is there a common abbreviation for "with or without"? e.g. w/wo …
5 Is there a common abbreviation for "with or without"? e.g. w/wo or w/w/o Obviously, something this complex is best written in full form, but I'm looking for something to use in space …
知乎 - 有问题，就会有答案
知乎，中文互联网高质量的问答社区和创作者聚集的原创内容平台，于 2011 年 1 月正式上线，以「让人们更好的分享知识、经验和见解，找到自己的解答」为品牌使命。知乎凭借认真、专业 …
Are W and Y vowels? - English Language & Usage Stack Exchange
Vowels are always voiced, and have no attack of their own. So, by this definition, yes, "y" and "w" can represent vowel sounds in words. Usually, when they do represent vowels, they are used …
请问电容的储能公式W=1/2CU²是怎么推导出来的? - 知乎
则稳定后电容器储存的电能为E电=1/2CE^2。 如果用公式推导用的是 电功 的公式W=QU， 但是电能符号一般用E，而且对电容器充电，电容器的电荷量是从0随电压线性增大Q（C一定，Q …
cpu和显卡的供电线，一分二双8pin和单根8pin区别在哪? - 知乎
电源那边都只插了8pin先说总的结论：对于显卡8pin来说，单个接口的额定值根本就摸不到电缆安全载流量的上限 CPU的8pin EPS接口（也就是那个能分成4+4的）是4个12V和4个GND，有 …
空调的功率一般多大? - 知乎
能效标志 空调匹数，表示空调的制冷量大小，也就是制冷能力的大小。 一般讲，1匹的制冷量约为2000卡路里，换算到国际单位瓦，需要乘以1.162，故单位时间内一匹制冷量 …