Some are portable enough to be placed against an outside wall by, say, a police unit planning a raid-and sophisticated enough to show, with reasonable accuracy, the location of anyone inside.

有的可以便于携带。比如说，一队警察小组计划突袭时，可将设备靠在墙外来查看里面人的位置。这种设备有不错的准确度，使用起来却极其复杂。

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Improving forecast accuracy and inventory planning helps Unilever meet consumer demand for products without carrying excess inventory.

市场预判准确率的提升以及库存计划帮助联合利华开展迎合顾客需求的生产，而不会造成库存积压。

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The accuracy of power load forecasting is significant to the reasonable planning and construction of power system.

电力负荷预测的准确性对于电力系统的合理规划与建设意义重大。

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