题目内容
简述单片机技术应用课程的知识要点，举例说明单片机技术在生活中的应用。
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The type of business unit which is described as sole trader (or sole proprietor) is one which is owned, run and controlled by one person.
The type of sole trader business is often found in retailing and direct services.
A partner who contributes more capital will receive a bigger share of the profits.
For the very large organizations of modern industry and commerce, the amount of capital needed and the potential losses which might result from collapse are very large.
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