xiyu

The calculation formula was used in Xiyu coal Mine of Taiyuan City and the west District Mine of Jincheng and had proved that is useful way.

这套公式在太原西峪煤矿和晋城矿务局（西区）得到了应用，证明是一种行之有效的方法。

Zheng Xiyu and her colleagues have created a low-carbon working environment.

郑希瑜和同事们已经创设出一种低碳的工作氛围。

Shandong Xiyu Chemical Fertilizer Group CO. , LTD.

淄博新宇化肥集团有限公司。

Zheng Xiyu works at an office in Beijing's Central Business District.

郑希瑜（音译）的公司位于北京的中心商业区。

The Xiyu's Poems by Censen truly reflect the vicissitudes, which provide rare evidence.

岑参的西域诗真实地反映了这一变迁，为历史提供了难得的佐证。