题目内容
绘制工程图时，粗实线宽度为（填数字）使用铅笔，细实线宽度为（填数字）使用铅笔。
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Richard Smith wants to get a design engineer job in electrical or electronic company.
At present, Richard Smith is a full time student in Manchester Polytechnic college.
Richard Smith has electric engineering experience.
Mr.Gao has finished a few electronics engineering courses.
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