safety barrier meaning in Chinese

安全势垒
安全栅栏

Mine safety barrier for non - explosive atmosphere
一般兼矿用本质安全型安全栅
Flameproof and intrinsically safe safety barrier for coal mine
矿用隔爆兼本质安全型安全栅
Ddz - iii series process electronic control system safety barrier
Ddz -系列电动单元组合仪表安全栅
Road safety barriers . performance , classification and qualification criteria
铁路安全栅栏.性能分类和质量规范
Child care articles - safety barriers - safety requirements and test methods
儿童保育用品.安全小车.安全要求和试验

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