次微米粒子防护效率
particulate filtration efficiency
低效防护林
low beneficial protection forest
lower-effect protective forest
low-effective protection forest
电磁脉冲防护能力
electromagnetic pulse hardening
多功能防护镜
multifunctional protective goggles
反差控制紫外线防护护目镜
ultraviolet contrast-control safety goggles
防护效果评价
Protection effect evaluation
防护效率
protective efficiency
thermal protection jacket
放射防护效果
radioactivity protection effect
辐射防护效应
Radiadtion protection effect
Effect of radio-protectant
生态防护效果
ecological protective effect
生态防护效应
the ecological protection effect
失效防护
lose efficiency protection
突防效能
operational effectiveness
peneration effectiveness
penetration effectiveness
breakthrough effectiveness
penetrating effectiveness