After several years of efforts, we have made some progress in the controlled synthesis of super-aligned CNT arrays, the growth kinetics, and the nucleation mechanisms of CNTs.

经过几年的努力，目前主要在超顺排碳纳米管阵列的可控制生长、碳纳米管生长动力学、碳纳米管成核机理等方面取得一些阶段性成果。

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And independent economists are out there making clear what the impact on the economy would be on the uncertainty it would create for businesses, and that would obviously be harmful at a time when we are beginning to see some real progress in terms of economic growth, sustained growth, and sustained job creation.

WHITEHOUSE: Press Briefing