拉德先生说，在33街西段131号的这笔交易中，最主要的交易活动是用勘测风水的工具罗盘，在这座房产外部进行勘察和测量。

As the deal at 131 West 33rd progressed, the principal of the business was spotted outside the building, taking measurements with a feng shui kit, Mr. Rudder said.

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现在用你们的罗盘去测量一下那个背斜两翼的产状。

Now, use your compasses to measure the attitude of the two limbs of the anticline.

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并且，通过灵活地配置数字罗盘输出格式和改变测量参数，可以获得需要的方位格式，因此得到了广泛的应用。

If compass output format is neatly configured and measurement parameters are changed, the azimuth format was get, and so it was widely used.

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