When losing large amounts of weight, the scale is a useful tool to gauge the change.

当大量减重时，磅秤是一个有用的工具来衡量变化。

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Also, if possible, show the scale of a product and it's context of use (e.g. to help shoppers gauge the size of a bag, a photo which shows the bag filled with cans of beer would be useful).

同样，如果可能的话，尽量展示出产品的尺寸和相关用途(比如，一张装满啤酒罐的手袋的照片能帮助顾客估计该手袋的大小)。

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Under circumstance of pulsant (fluctuant) pressure, prescribed maximum of measured pressure is one-third of full scale of the selected gauge.

在脉动（波动）压力的情况下，被测压力的最大值选用压力表满刻度值的二分之一。

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Because of the lack of regulation, it is difficult to gauge the scale of the issue.

BBC: 'Ban non-medics from giving Botox'

"Size of Wales" was founded by Welsh environmentalists annoyed that their country was often used in the media as a comparator to gauge the scale of rainforest destruction.

BBC: Charity reaches rainforest goal

In emerging economies the scale of the problem is much harder to gauge.

ECONOMIST: Unemployment