单词：time-and-frequency standard
单词：time-and-frequency standard 相关文章
by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?
数学英语
1.Airport pick-up 接机 A:Anybody picks you up at the airport? B:My secretary arranged it. I just hope the chauffeur will show up. A：有人去机场接你吗？ B：我的秘书安排了，我只是希望司机能到。 2. Book a hotel 订酒店 A: Who booked the hotel for you? B
天天商务口语
by Mignon Fogarty Many parts of the world are moving from standard time to daylight-saving time (also called summer time) this week, so I thought it would be a good time to talk about the phrase daylight-saving time and time in general. The original
英语语法 Grammar Girl
Economics Report - How Gold Became the Gold Standard for Trade 经济报道 - 黄金是如何成为贸易金本位的？ This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 The best example of something
2012年VOA慢速英语(四)月
时差 说起时差大家或许立马会想到： Time difference 但它只能用来描述地理上的时间差异： What's the time difference between New York and Shanghai? 纽约和上海时差多少？ 谈到具体的时差，中文里会说快、
美国文化脱口秀
S no option offered 无期权出售 S split or stock divided 拆股或股息 S signed 已签字 s second; shilling 秒；第二；先令 SA semi-annual payment 半年支付 SA South Africa 南非 SAA special arbitrage account 特别套作账户 SAB s
实用英语