.ru is the Latin alphabet Internet country code top-level domain for Russia introduced on 7 April 1994. The Russian alphabet internationalized country code is .рф. Control of .ru is assigned to the Coordination Center for TLD RU (CC for TLD RU), the current official registry.

2020年6月15日 · The molar gas constant (also known as the gas constant, universal gas constant, or ideal gas constant) is denoted by the symbol R or R. It is the molar equivalent to the Boltzmann constant, expressed in units of energy per temperature increment per mole, i.e. the pressure–volume product, rather than energy per …

2025年3月17日 · Ru is the universal gas constant and it is same for all the gases, while R is the specific gas constant and it is different for different gases. They are related to each other and the relation can be expressed as following: R = (Ru / M) , where M is the molar mass of the gas.

The abbreviation RU is a quick way of asking "Are You?". It can be used as a standalone term, but most often it is used as part of a longer question. For example: Janet: RU busy? John: Not really. RU? Janet: Nah. The abbreviation RU can also mean one of the following: Ru (The symbol for ruthenium).ru (The web suffix for the Russian Federation)

2014年4月13日 · r'表示右边两层逆时针转一圈，R'表示右边一层逆时针转一圈。 F2前面作顺时针180度转而逆时针180度实际结果与顺时针是一样的。 B2后面作顺时针180度转而逆时针180度实际结果与顺时针是一样的。

2011年8月15日 · 现在好多人英语聊天比如 are 写成R you 写成U，这是为什么？ 我刚看到的时候 没觉得奇怪，我认为这好像就是口语，只求发音的一种简写, 而我以为英国皇家学院的同事说 只有经常用英语聊天的人才这样写，请问大家是怎么看…

2022年3月25日 · Russia is blocking a lot of external access to .ru sites though. I can only access kremlin.ru using tor and a ru exit node. Besides that, the incoming traffic is filtered on the government level in russia. US gov isn’t blocking websites. If it was it would start with RT and it can’t because of the 1st amendment.

2023年10月7日 · It's just a TLD it doesn't mean anything. A .ru site could be safe or unsafe, just like a .com one. Generally, you can't really get infected by just visiting a website though

2024年5月24日 · ru是一种网络用语，它的全称是“are you”，意思是“你好吗？ ”，是一种简短的表达方式，可以用来表达“你好吗？ ”的意思，也可以用来表达“你在做什么？

2021年8月9日 · Not in Russian: and "r" is always an "r", and the difference in pronunciation comes mostly from what precedes/follows the letter, but you're not going to be saying something outrageous all of the sudden if you don't get it "right".