front-operated n.是什么意思

用法例句

By means of CO 2 laser induced liquid deposition technique,the local deposition of metal copper lines on the right sides of epoxy resin has been achieved from the aqueous solution for the first time.

利用CO2 激光诱导液相沉积技术 ,首次从水溶液中在环氧树脂基体的正面局域沉积出了金属铜线。