technical upgrading的用法和樣例：
例句
- As long as we have a well-developed market economy, market competition will drive enterprises to continue industrial and technological upgrading.
只要我們有一個健康發展的市場經濟體系，市場競爭將會推動企業技術升級。 - In a speech at the opening of the national legislature's annual session, Wen also pledged technology upgrading for the country's big but largely outdated armed forces.
溫家寶在每年一度的人大會議開幕式上講話時還承諾要對中國龐大但大量過時的武裝力量進行技術升級。
