ielts exam preparation - ielts writing task 1
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9/21/13 5:00 PMIELTS Exam Preparation - IELTS Writing Task 1 #92
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IELTS Exam Preparation - IELTS Writing Task 1 #92You should spend about 20 minutes on this task.
The diagram below shows the production of steam using a gas cooled nuclear reac-tor.
Summarise the information by selecting and reporting the main features, andmake comparisons where relevant.
Write at least 150 words.
A gas-cooled nuclear reactor consists of the reactor itself and a heat exchanger. Thereactor contains uranium fuel elements which are surrounded by graphite modera-tors and topped by charge tubes for loading fuel elements, and boron control rods.The whole reactor is contained in a pressure vessel surrounded by a concrete shield.
From the reactor the hot gas flows through a duct into the heat exchanger which is