At the center of the observation wheel: Rolling bearings from FAG which ensure the wheel rotates reliably.

在观察车轮中心：从FAG的滚动轴承的车轮转动，确保可靠。

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According to the guide type of the pole, the observation pole now used to monitor the ground settlement in Shanghai has two kinds of structure, i. e. cable guide and guide wheel.

目前监测上海市地面沉降的观测标按照标杆导正方式进行划分，主要有两种结构即钢丝绳导正式和导轮扶正式。

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The Plaza group isn't the only developer that's tried to put an observation wheel in New York.

WSJ: Ferris Wheel Eyed for Ferry Terminal

The center's developers are building a 287-foot-high Pepsi Globe, which will be the biggest observation wheel in North America.

FORBES: Magazine Article

The plan for the structure would make it the tallest "observation wheel" in the world, lifting visitors roughly 600 feet, the people said.

WSJ: Ferris Wheel Eyed for Ferry Terminal