The Company is engaged in teaching instrument production and sales of professional units.
本公司是从事教学仪器生产，销售的专业单位。
We also visited the company in a university and learn some teaching cases.
我们还去观赏了公司旗下的一所大学并理解了一些教学状况。
The company free technology teaching CD.
公司免费赠送技术教学光盘。
The company free technology teaching CD.
公司免费赠送技术教学光盘。
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