one quadrillionth (10^-15) of a second; one thousandth of a picosecond
造句
Finally, the prospects of femtosecond laser fabrication are also discussed. 本文最后還展望了飛秒激光加工未來的發(fā)展方向。
The ionization and dissociation of polyatomic molecules in femtosecond laserfield were studied in the article. 本論文的主要內(nèi)容是利用飛行時(shí)間質(zhì)譜儀來探測(cè)飛秒激光強(qiáng)場(chǎng)下氣體小分子的電離解離。