+86 0371 8654 9132

line sources in the world

Line Source vs Point Source - Line Source Speaker Advantages

Aug 12, 2017  Most speakers in this world are point sources, whose sound expands away from the speaker as an ever-enlarging sphere. Line sources work differently, let’s look at Line Source Speaker Advantages. It is also worth mentioning that the technology behind the design of a specific driver does not dictate whether it is a line source or point source.

Read More
Line sources – PS Audio

Aug 22, 2018  Kevin in Wappinger Falls New York (wherever that is) asked me an interesting question recently. “Arnie Nudell popularized the line source loudspeaker design and many of his most revered speakers such as the Quantum Line Source, the IRS 1B, the IRS V, and the Genesis 1 (and apparently at least the two larger members of your forthcoming AN series loudspeakers) are all line source

Read More
Line source - Wikipedia

A line source, as opposed to a point source, area source, or volume source, is a source of air, noise, water contamination or electromagnetic radiation that emanates from a linear (one-dimensional) geometry.The most prominent linear sources are roadway air pollution, aircraft air emissions, roadway noise, certain types of water pollution sources that emanate over a range of river extent rather ...

Read More
The Humble Sources of 10 Major Rivers Amusing Planet

Apr 18, 2015  The Nile. One of the Nile’s sources in the Nyungwe Forest in Rwanda. Photo credit. The Nile is the longest river in the world at 6,853 km. It’s located in northeastern Africa and its waters are shared by eleven countries. The Nile has two major tributaries, the White Nile and Blue Nile.

Read More
World Wide Words: Citing Online Sources

Some advice about ways to cite online sources. This is a suggested format for citing the most common types of online material in printed texts; it is derived from advice given in various sources

Read More
Top 15 Most Popular News Websites In The World 2021 ...

Jan 03, 2021  Different Sources – Well, nowadays, most of the news source/channels give fake news. It’s dangerous to read fake news for you and your country. But, if you read the news from online sites, then you have a lot of choices. You can read the news from different or trusted sources. Most Popular News Websites In The World 2021 1. Google News

Read More
10+ Independent Online News Sources and Why America Needs ...

Dec 18, 2020  The Media’s Big Six. In 1983, 90% of our media was owned and controlled by 50 different companies, which, at the time, so concerned author Ben Bagdikian that he penned his now-classic book, The Media Monopoly. Today, 90% of our news, whether we read, watch or listen to it, is dominated primarily by six media giants which each own an array of media venues, from TV and radio stations to ...

Read More
Top 100 World News Websites and Blogs To Follow in 2021

Jul 14, 2021  United States About Website Defence Blog is the independent, professional news source for the world's defense decision-makers. Defence blog is a source of International Defence, military and strategic news and information. It emphasises on the people, the issues, the events and the technologies that drive tomorrow's response.

Read More
Zip Line #1 Zip Line Information Source Worldwide

Worldwide Zip Line ™ is the world's most comprehensive source for all things zip line. So whether you are looking to zip line United States, find a zip lining tour in Central America or searching for the right zip line in Europe, we are your go-to source. This site is dedicated to educating people about zip lining, finding zip line tours and getting to know the expert zip line companies ...

Read More
Sources: WDI for GDP, National Statistical ... - World Bank

Source: World Bank using SUSENAS/EAPPOV/GMD Source: World Bank using SUSENAS/EAPPOV/GMD The poverty line in Indonesia is defined by Indonesia's national statistics office (Badan Pusat Stasitik, BPS) as the amount of money required to obtain 2,100 calories per day, along with a small amount for other basic non-food items.

Read More
World - BBC News

Get the latest BBC World News: international news, features and analysis from Africa, the Asia-Pacific, Europe, Latin America, the Middle East, South Asia, and the United States and Canada.

Read More
Siegfried Line - Wikipedia

The Siegfried Line, known in German as the Westwall, was a German defensive line built during the 1930s opposite the French Maginot Line.It stretched more than 630 km (390 mi); from Kleve on the border with the Netherlands, along the western border of the old German Empire, to the town of Weil am Rhein on the border to Switzerland – and featured more than 18,000 bunkers, tunnels and tank traps.

Read More
Mains electricity by country - Wikipedia

Main reference source – IEC World Plugs. The International Electrotechnical Commission publishes a web microsite World Plugs which provides the main source for this page, except where other sources are indicated. World Plugs includes some history, a description of plug types, and a list of countries giving the type(s) used and the mains voltage and frequency.

Read More
The best Clinical Endocrinology source in the world ...

Endotext.org is a Non-Profit web-based source of trustworthyinformation on endocrine disease written by physicians for physicians around the world. If you really want to know about Endocrine physiology and Disease, this is the place to come. It is comprehensive, authoritative, constantly up-dated, un-biased, and available without cost, directed ...

Read More
The Coastline Of Canada, The Longest In The World

Jun 11, 2019  The coastline paradox also serves to explain why two major sources of global information, the World Resources Institute, and the World Factbook, have such varied measurements of the coastline of Canada. The World Resources Institute reports a length of 164,988 miles, while the World Factbook reports a measurement of 125,566 miles.

Read More
The new fault lines on which the world economy rests The ...

Jul 10, 2021  The new fault lines on which the world economy rests. Global growth is coming back fast. But the recovery from the pandemic is uneven and fragile. T HE PANDEMIC caused a fearsome economic slump ...

Read More
Pittsburgh International Airport is the first in the world ...

Jul 14, 2021  “Pittsburgh International Airport is now one of the most site-hardened public facilities in the world while at the same time becoming more sustainable. That’s a tribute to the innovative culture of our team, and we hope this project can be a model across the industry,” said Pittsburgh International Airport CEO Christina Cassotis.

Read More
Desis in the line of fire in South African riots - Times ...

Jul 15, 2021  Desis in the line of fire in South African riots Murders, killings by police rose in Brazil last year, the report shows Decoding credit cards for millennials African countries call for $100 ...

Read More
World Wide Words: Citing Online Sources

Some advice about ways to cite online sources. This is a suggested format for citing the most common types of online material in printed texts; it is derived from advice given in various sources

Read More
Top 100 World News Websites and Blogs To Follow in 2021

Jul 14, 2021  United States About Website Defence Blog is the independent, professional news source for the world's defense decision-makers. Defence blog is a source of International Defence, military and strategic news and information. It emphasises on the people, the issues, the events and the technologies that drive tomorrow's response.

Read More
10+ Independent Online News Sources and Why America Needs ...

Dec 18, 2020  The Media’s Big Six. In 1983, 90% of our media was owned and controlled by 50 different companies, which, at the time, so concerned author Ben Bagdikian that he penned his now-classic book, The Media Monopoly. Today, 90% of our news, whether we read, watch or listen to it, is dominated primarily by six media giants which each own an array of media venues, from TV and radio stations to ...

Read More
Sources: WDI for GDP, National Statistical ... - World Bank

Source: World Bank using LCS/SSAPOV/GMD Source: World Bank using LCS/SSAPOV/GMD ... The food poverty line is the level of consumption below which individuals are unable to purchase sufficient food to provide them with an adequate diet. Individuals can purchase both adequate food and non-food items at the upper bound poverty line.

Read More
Sources: WDI for GDP, National Statistical ... - World Bank

Source: World Bank using SUSENAS/EAPPOV/GMD Source: World Bank using SUSENAS/EAPPOV/GMD The poverty line in Indonesia is defined by Indonesia's national statistics office (Badan Pusat Stasitik, BPS) as the amount of money required to obtain 2,100 calories per day, along with a small amount for other basic non-food items.

Read More
A-Z list of Countries and Regions in the World :: Nations ...

Below is a list of countries and areas of the world in alphabetical order, with official names and alternative designations. The list contains English and French country names as well as the local names of the countries. Links will lead you to the respective One World - Nations Online country information and internet resources page.

Read More
The best Clinical Endocrinology source in the world ...

Endotext.org is a Non-Profit web-based source of trustworthyinformation on endocrine disease written by physicians for physicians around the world. If you really want to know about Endocrine physiology and Disease, this is the place to come. It is comprehensive, authoritative, constantly up-dated, un-biased, and available without cost, directed ...

Read More
Food Timeline: food history research service

We make food history fun. Lynne Olver created the Food Timeline in 1999 (see the "about this site" below).In 2020, Virginia Tech University Libraries and the College of Liberal Arts and Human Sciences (CLAHS) collaborated on a plan to offer Virginia Tech as a new home for the physical book collection and the web resource.

Read More
Google Is 2 Billion Lines of Code—And It's All in One Place

Sep 16, 2015  While the Linux open source operating spans 15 million lines of code across 40,000 software files, Google engineers modify 15 million lines of code across 250,000 files each week.

Read More
Top 10 Richest People in the World (Updated July 2021)

Jul 13, 2021  In 2020, there were reportedly 2,095 billionaires on Earth, with an estimated total net worth of $8 trillion. Of this amount, the top 10 wealthiest people in the world account for $1,153 billion ...

Read More
World Bank Open Data Data

The primary World Bank collection of development indicators, compiled from officially-recognized international sources. Open Finances Explore raw data about the World Bank Group’s finances, including disbursements and management of global funds.

Read More
HISTORY Watch Full Episodes of Your Favorite Shows

Watch full episodes of your favorite HISTORY series, and dive into thousands of historical articles and videos. To know History is to know life.

Read More
Unemployment Rates: The Highest and Lowest in the World

For instance, Niger had only 0.5% unemployment in 2020, but its GDP per capita was $553.9 in 2019, according to the World Bank. Burundi had 0.5% unemployment in

Read More
Home Library of Congress

The Library of Congress is the nation's oldest federal cultural institution, and it serves as the research arm of Congress. It is also the largest library in the world, with more than 162 million items. The collections include books, sound recordings, motion pictures, photographs, maps, and manuscripts.

Read More