The pre-filer solves the problem that the used wind generated by adopting the prior art has the disadvantages of low purified degree, so that the mechanical jamming is generated in the turnover.

它解决了现有技术所存在的用风纯洁度不高，导致道岔产生 机械卡阻的缺陷。

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Dr. John Kao is founder and chairman of the Institute for Large-Scale Innovation, a former Harvard Business School professor and author of the bestselling books Jamming: The Art and Discipline of Business Creativity and Innovation Nation.

FORBES

The operational strategy of street art, where social structures are challenged on their own turf, is often referred to as culture jamming.

FORBES: J.S.G. Boggs' Counterfeit Money Is Worth More Than The Real Thing. Are You Buying It? [Book Excerpt #2]