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实体保持架
massivkfig  detail>>
实体保护
physical protection  detail>>
实体保全环境
physically secure environment  detail>>
实体保全装置
physically secure device  detail>>
核材料实体保护公约
convention on physical protection of nuclear material  detail>>
保安
1.(保卫治安) ensure public security  短语和例子   保安队 a public security corps etc.; a uni...  detail>>
实体
1.[哲学] substance 2.[法律] entity  短语和例子   一个独立的政治实体 an independent political ...  detail>>
船体保
hull protection  detail>>
气体保
gas arc welding gas electric welding gas matal-arc welding gas metal arc gas met...  detail>>
安全,保安
security  detail>>
保安部
security department security directorate security office  detail>>
保安车
a security van eg for transporting money  detail>>
保安带
safety belt  detail>>
保安道
po on road  detail>>
保安东
bao an dong  detail>>
保安队
constabulary peace preservation corps  detail>>
保安架
protector rack  detail>>
保安警
cabo de ordem  detail>>