... physical protection 人体防护 physical tracer 物理示踪剂 physics of high energy particle accelerators 高能粒子加速骑理学 ...
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Products with high intensity, high temperature, the proportion of light, Naisuan Jian, such as bullet-proof ability to highlight features can be widely used helicopters, fighter pilots and key protection sites protection, human protection, armored personnel carriers protection, and other fields.
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研究人员们现在认为全面防护型的防晒霜未必是好的防晒产品，因为它们阻挡了某些能够激发人体自动防御功能的光波。
Researchers now believe that full sunscreen blockage is not necessarily good in sun creams because they block certain wavelengths of light needed to trigger the body's natural defences.
公司称他们的低能量密度激光和一系列防护措施能保证暴露在其中的人体处于安全范围之内。
The firm says the low power-density of its lasers and a series of safeguards ensures that human exposure remains within regulatory limits.
就城市空间电磁环境所带来的负面影响，分析了电磁辐射的来源，探讨了电磁辐射对人体健康的危害及防护措施，对电磁环境管理提出建议。
The negative impact of electromagnetism radiation on human health is related and its sources are analyzed. Its harm and protection measures are discussed. Its corresponding managment are pointed out.
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