The results show that the performance of optimized fan is improved by lowering the energy loss which caused by the secondary flow vortex, the volute tongue, the wake-jet and the angle of attack.

研究结果表明：通过优化有效降低了因二次流漩涡、风机蜗舌结构、尾流-射流和正冲角等造成的能量损失，提高了离心通风机性能。

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Presents the air conditioning system and smoke exhaust system design of this project, applies the primary air fan coil system and secondary pump water system in the Top Electronics City.

简要介绍了鼎好电子商城空调系统和防排烟系统的设计，商城采用了风机盘管加新风空调系统和二次泵空调水系统。

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Stem cells with abnormalities may not effectively treat the diseases they were created to treat, or they may result in secondary problems such as hypoglycemia, Fan said.

不正常的干细胞可能不能有效的治疗本来希望他们治疗的疾病，也有可能导致例如低血糖之类的二次问题。

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There is a slight concern that the Falcons do not have as large or rabid of a fan base to support as large of an increase in prices as those with power in the secondary market may enjoy.

FORBES: The Benefits Of A Baltimore Ravens vs. San Francisco 49ers Super Bowl Showdown

Of course, those secondary ticket prices may drop awfully fast for LSU if player suspensions and an early season loss to Oregon dampen fan enthusiasm.

FORBES: Mississippi State, LSU Incur Largest Secondary Ticket Price Increases Among AP's Top 25