通过紫外线消毒保持电梯清洁的方法光谱中 uvc 部分的光(100 - 280 nm
v-700 uv/vis/nir spectrophotometers
图2-uv光谱(2)
英文名称:uv/vis/nir spectrophotometer 产地国别: 制造商:pe(美国)
uv-5300(pc) uv/vis spectrophotometer
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