spark light source

基本解释

APPLICATION:For grid filaments, hooks, mandrel filaments and spark wires dicing etc. on electric light source industry.
用途：用于电光源用栅丝、吊钩、芯线及电火线切割等。
indium-metal.com
As for the spark source spectrometry, the correlation of changing light intensity between elements measured and ferro matrix was investigated.
针对火花源光谱仪，研究了被测元素与铁基体间光强变化的相关性，。
Tip: For spark in a backlit portrait or silhouette, try compositions that include the light source. This can drive your meter crazy, though, so bracket your exposures.
小提示：在拍摄背光照明的人像或剪影时，试着将光源纳入构图中，但是这样会导致测光表读数不准，因此可以尝试使用包围曝光法。