For evaluating the detection distance of an electro-optic system, the characteristics of target infrared radiation and the test method of detection sensitivity of the system in laboratory are studied.
为估算光电系统的目标探测距离，研究了目标的红外辐射特性和在实验室内对系统灵敏度进行测试的方法。
On the basis of calculation, measurement and analysis, it puts forth the protecting measures in the electro-magnetic radiation is controlled by electro-magnetic shielding.
对电熔爆机床工作时所产生的电磁干扰进行了分析，并在计算、测量、分析的基础上，提出了防护的措施，即用电磁屏蔽罩体来控制电磁辐射。
The inventive radiation prevention facing material has good electro-magnetic screen effect, permanent radiation protection function and low production cost.
本发明的防辐射面料电磁屏蔽效果好，具有永久防辐射功能，且生产成本低。
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