牛津譯林版高中英語必修五unit2theenvironment課外閱讀練習-wenkub
2022-12-16 04:16:29 本頁面
【正文】 ainer now in use, enables glass, plastic, paper, metal and other rubbish to go into separate boxes. The system is controlled from a board fixed next to the chute door. The board has a button for each class of recycling materials (as well as for unrecyclables). At the press of a button, a microputer locks all other chute doors and sets the recycling container turning until the right box es under the chute. The puter also counts the loads and gives a signal by phone when the box is
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