常見例句權威例句Carl Nett, director of United Technologies Research Center, has in two and a half years added 62 scientists and engineers to the center--bringing the number of Ph.FORBES: The thinkerUnited Technologies is a fuel cell leader, and David Parekh, director of the United Technologies Research Center, says that expertise has allowed the company to improve the energy density of a standard flow battery by 10 times, albeit on a small scale.FORBES"The flow battery architecture has huge advantages, " says Michael Perry, project director of electrochemical systems at United Technologies' Research Center.FORBES 返回 united technologies research center