Secondly, inadequate investment in R&D, low content in technology and poor market standardization result in such situation.

其次，研发不足，科技含量不高，市场标准化程度低；

youdao

Secondly, inadequate investment in R&D, low content in technology and poor market standardization result in such situation.

其次，研发不足，科技含量不高，市场标准化程度低；

youdao