单词:heater-treater
单词:heater-treater 相关文章
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
Health Report - Gene Mapping Identifies Four Different Types of Breast Cancer 健康报道 - 基因定位识别出四种不同类型的乳腺癌 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 A new gen
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
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