Taking electrical engineering pilot class of Xi 'an Jiaotong University as the carrier, we have conducted a lot of research, exploration and practices and therefore gained some experience and fruit.

以西安交通大学电气信息试点班为载体，进行了研究探索与实践，取得了一定的经验和成果。

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El Al began a pilot program of business-class auctions in May 2012 and a few months later launched the program in full, Mr. Saadon said.

WSJ: El Al, Virgin Atlantic Are Airlines That Auction Upgrades to Business Class

The reality is these cases are frequently filed by lawyers who follow, pilot-fish fashion, behind the big class action firms.

FORBES: Easterbrook Strikes Again, Slamming Flimsy Derivative Suit

They did a pilot with Hertz where they could identify a class of renters who could pick up a car and drive away without paperwork.

FORBES: Are Banks Using Pattern Recognition to Find Rogue Traders?