使用下面的混合销售场景作为测试用例。

Use the following mixed marketing scenario as a test case.

youdao

本公司是一家工业公司的混合物与开发，设计，生产和销售。

Our company is a mixture Industrial corporation with development, design, production and sale.

youdao

本公司是一家工业公司的混合物与开发，设计，生产和销售。

Our company is a mixture Industrial corporation with development, design, production and sale.

youdao