单词:average effective inputnoise temperature
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BY STEPHEN R .COVEEY The first habit is 1)proactivity. Be proactive. The word proactivity is fairly common in management literature, but you won't find it in the dictionary. It means more than merely
PartI Getting ready A: 1.Freezing point 2.Relative humidity 3.Calm 4.Barometric pressure 5.Wildly scattered 6.Shower 7.lows 8.Variable 9.Thunderstorm 10.Gales B. 1.the freezing point of water is 0 or
[00:02.19]Extract 1 [00:04.61]Listen to the descriptions of London and New York. [00:08.64]people often compare the cities of London and New York. [00:13.65]How do they really compare?Let's find out. [00:17.59]First of all,a piece of history. [00:20.
The earliest known inhabitants established settlement in Scotland in 6000BC. Scotland is 275 miles long and its broadest point only 152 miles wide. Edinburgh averages 140 days of rain a year, with an average of 1.89 and 2.72 inches in January and Jul
Exercises 1.2 A: write down the numbers you hear in the following sentences. The earliest known inhabitants established settlement in Scotland in 6000BC. Scotland is 275 miles long and its broadest po
AS IT IS 2014-05-06 Looking for Vaccines Outside the Cold Chain Hello, and welcome back. I'm Jim Tedder in Washington. Today we will help you improve your American English while giving you some new information about medicines. This is the kind of thi
[00:05.56]Weather experts say this spring was the warmest in the United States in the past century. [00:13.66]They say the average temperature across the United States between March and May was about thirteen degrees Celsius. [00:23.07]That reportedl
Lesson 156 Part Ⅰ Warming-up Exercises Spot Dictation: The Temperature Check Last winter we had kind of a, uh, cold winter and I was home in bed _____ one night and listening _____ my radio. And, uh
New Zealand is a long country, ranging from 37 degrees latitude in the far north to 47 degrees latitude in the far south. It is not surprising that we have very different weather in different parts of the country. More North Westerly winds affected t
Ground - Connecting the Earth to electrical equipment with a conductor. This is done so current overloads (perhaps due to a lightning strike) can be safely diverted to the Earth. Ground Fault Circuit
Mars 火星 Mars is a planet. 火星是行星。 It is next to the Earth. 它紧邻地球。 Its size is about one fourth of the Earth. 它约有四分之一个地球大。 Mars is not far from the Earth, but the environment is very different. 火星离
High-Tech Material Cools Buildings, Sends Heat Into Space 高新技术材料给建筑降温,将热量送入太空 Researchers at Stanford University have developed a new material that can move heat out of buildings and into space. The researchers say
Gabrielle: Hi, Annili! How are you today? 加布里埃尔:嗨,安妮莉!你今天怎么样? Anili: Oh, I'm fine. 安妮莉:哦,我很好。 Gabrielle: Good! Hey, I love your scarf! 加布里埃尔:好的!嘿,我喜欢你的围巾!
Leading our news this morning. An investigation has now been launched into the damaging leak of documents from the officer of Defence Minister David Johnston. Used cost planning the minister recently spent thousands of dollars of wining and dining in
trade surplus 贸易顺差;贸易盈余;出超 trade unit value index 贸易单位价格指数 Traded Options Committee [Stock Exchange of Hong Kong Limited] 股票期权委员会〔香港联合交易
We now have a summary of our weather for last year. NIWA (the National Institute of Water and Atmospheric Research) put this summary on their website. NIWA is a company which is owned by the government. Scientists at NIWA do research on climate, the
WASHINGTON, June 23 (Xinhua) -- Last month was the hottest May since record keeping began in 1880, the U.S. National Oceanic and Atmospheric Administration (NOAA) said Monday. 图片1 The combined average temperature over global land and ocean surfac
Gabrielle: Hi, Annili! How are you today? Anili: Oh, I'm fine. Gabrielle: Good! Hey, I love your scarf! Anili: Oh, my scarf! Gabrielle: Yeah, where did you get it? Anili: Oh, I bought this scarf in Sydney. Gabrielle: Oh, OK. So, Sidney is your hometo
Gabrielle: Hi, Annili! How are you today? Anili: Oh, I'm fine. Gabrielle: Good! Hey, I love your scarf! Anili: Oh, my scarf! Gabrielle: Yeah, where did you get it? Anili: Oh, I bought this scarf in Sydney. Gabrielle: Oh, OK. So, Sidney is your hometo
Gabrielle: Hi, Annili! How are you today? Anili: Oh, I'm fine. Gabrielle: Good! Hey, I love your scarf! Anili: Oh, my scarf! Gabrielle: Yeah, where did you get it? Anili: Oh, I bought this scarf in Sydney. Gabrielle: Oh, OK. So, Sidney is your hometo