Vharie Carter, left, shows Liz Reviello of Scranton, Pa., how to position herself in a body scanner.

哈莉·卡特(左)，向宾州斯克兰顿市的莉斯·雷维洛展示如何在身体扫描仪中站立。

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Nanometer scale step standards are the keys for dimension transfer, and they are the important tools to evaluate and calibrate micro actuator and micro position devices such as piezoelectric scanner.

纳米级尺度实物标准是纳米尺寸传递体系中的关键环节，也是评价和校正压电驱动等微扫描微定位装置的重要工具。

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This high performance, single window scanner leverages the patented optimizer to convert the scanner from the horizontal to the vertical position with just the flip of a switch.

此款高性能单窗口扫描仪利用专利优化器，通过翻转一个开关可将扫描仪从水平位置转到垂直位置。

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