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测试定标设备
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红外光电系统
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test and calibration equipment
测试定标设备
在红外系统性能检测和定标中常用的目标模拟器、四条带红外目标源、星上定标系统、标准黑体源、标准光源、红外积分球等设备。
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tea and horse trade
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tea area in north Yangtze River
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tea area in southwest China
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teabag
tea bags wet lay nonwoven
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tea beverage
tea blossom
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teacher action research
teacher and student interaction and achievement
teacher appeal system
teacher appointment contract
teacher authority
teacher award
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