The nanoprobe excites the sample with a strongly focused X-ray beam and collects the characteristic fluorescence signal that is re-emitted.

纳米探针通过聚焦强X射线激发样品，然后收集发射出的特征荧光。

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A low power cylindrical anode layer ion source and its working characteristic, and the beam distribution are introduced.

介绍了一种低功率圆柱形阳极层离子源的工作特性和束流分布特性。

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The paper discussed the construction technology of pre tensioned prestressed concrete hollow plate beam from the technologic principle, characteristic and construction technique.

本文从工艺原理、特点、工艺技术几个方面，论述了先张预应力混凝土空心板梁的施工技术。

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While the driving lights are the first use of a laser beam reflected off a mirror, the daytime running lamps, with their characteristic "torch" effect, and the indicator lights use LEDs.

ENGADGET: Mercedes-Benz GLA concept puts laser projectors in headlights, redefines SUV