In charge of construction safety management, blasting safety, traffic safety management, health of construction personnel, fire control, security, construction area environmental protection, etc.
负责施工安全管理、爆破安全、交通安全管理、施工人员健康、消防、保卫、施工区环境保护等。
According to current natural conditions of that area, a thickener for mine fire control is developed that is of environmental protection and economy.
针对这些矿区的自然条件，作者开发了一种防治矿井火灾制浆用的环保经济型稠化添加剂。
For deficiencies of its structure, the previous breather valve with fire protection is not suitable for installing on light oil storage tank at cold area.
原使用的轻质油储罐防火呼吸阀，由于结构缺陷，不宜使用于寒冷地区储油罐上。
For deficiencies of its structure, the previous breather valve with fire protection is not suitable for installing on light oil storage tank at cold area.
原使用的轻质油储罐防火呼吸阀，由于结构缺陷，不宜使用于寒冷地区储油罐上。
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