The children come up with ideas that have been used successfully in other places: traffic calming devices, overpasses, fluorescent jackets and speed limits.
那些曾于其他地方成功运用的方法在孩子们的脑海中闪现出来:比如采用交通工具静音设备、架设天桥、穿上荧光外套及采取限速措施等。
NOTE 1—Previous versions of this practice referenced fluorescent UV devices described by Practice G 53, which described very specific equipment designs.
注1——由标准G 53规定的先前版本标准说明的紫外荧光设备,采用非常特殊的设计。
The invention provides blue ray emitting fluorescent powder used for a plasma display panel (PDP) or other vacuum ultraviolet (VUV) excitation devices.
提供用于等离子体显示板(PDP)或其它真空紫外激发(VUV)设备的蓝光发射荧光粉。
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