节点计划表:帮我翻译:特别危险的物品应有单位的证明,并需要有专人全程监护。
来源:百度文库 编辑:中科新闻网 时间:2024/05/15 12:18:13
Special units have proved dangerous goods, and the need for people over guardianship .
Special units have proved dangerous goods, and the need for people over guardianship .