单词：graphite strip heater
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Technology Report - How to Make Your Own Solar Water Heater This is the VOA Special English Technology Report. Solar water heaters are used around the world and are not very difficult to build. The system we are going to describe is based on a design
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DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o
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娜塔莎贝丁菲尔德（Natasha Bedingfield）全美流行单曲榜冠军曲，英国金榜冠军曲，格莱美奖与全英音乐奖的提名，全球超过600万张的唱片销售，Natasha Bedingfield无疑是21世纪英国流行乐坛的骄傲
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This is the VOA Special English Development Report. Solar water heaters are devices that use energy from the sun to heat water. Solar water heating is used around the world. An example of a rooftop solar water heater being built in South Africa The
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To make the numbers easier to grasp, they have provided an alternative way to express them. 为了让大家更好理解这些数据，他们提供了另一种表述方式。 They calculate how long it would take for prices to double, if inflation per
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