The short arc Xenon lamp is a sort of point source having very high luminous intensity and a continuous spectrum from ultraviolet to IR.
短弧氙灯是一种发光强度高，具有从紫外到红外的连续光谱的点光源。
By thin film oven test and ultraviolet photooxidation test, asphalt performance indices were studied, including penetration, softening point, ductility and viscosity.
采用沥青薄膜加热试验和紫外线老化试验，对沥青的针入度、软化点、延度和粘度等性能指标进行了试验研究。
The Cerex UV Hound is a point-monitor that USES ultraviolet light to continuously examines the air to detect, identify, and quantify airborne threats.
Cerex紫外猎犬是一个点监测仪，它使用紫外光连续检查空气来检测、识别和量化空气中的危险物。
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