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English | Chinese |
safety approval and certification | 安全认证由国家授权的机构,依法对特种设备、特种作业场所、特种劳动防护用品的安全卫生性能以及对特种作业人员的资格等进行考核、认可并颁发凭证 |
Storage,handling and transport of explosives have associated hazards and are controlled by legislative and certification requirements | 贮藏、处理和运输炸药有着不言而喻的危险、而且受法律和资格证要求的制约 |