improvement in railway technology
常見例句
- In the field of railway construction in China, innovation and improvement in technology are always the top of the priorities.
在我國鉄路建設(shè)中，技術(shù)創(chuàng)新、技術(shù)改造的工作歷來都是國家鉄路建設(shè)的重點(diǎn)。 返回 improvement in railway technology