Parking is available on a first-come, first-served basis along tree-lined Kai Yuan Road.

停车位是沿着开元路上，总是先到先得。

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Using the information of rice phenology observed in Kai- yuan City and with the method of multiple regression, a long term forecasting model for rice yield was established.

本文以辽宁省开原市水稻物候观测实际资料为例，采用多重回归的方法，建立了影响水稻产量的多时效预报模式。

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Professor Zhang Kai-yuan is an internationally renowned historian.

章开沅教授是国内著名、国际知名的历史学家。

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