Forecasting gas pushing is an important step to ensure production safety.
进行瓦斯涌出量预测是保障安全生产的一个很重要步骤。
General electric type prohibited in flammable and corrosive gases contain conditions to ensure safety in production and the electrical components work properly.
普通电机型禁止在含有易燃和腐蚀性气体条件下工作，以保证安全生产及各电气元件的正常工作。
To ensure the operators' awareness of machines, tools and environment during the operation period and be responsible for safety production.
确保操作者在操作过程中合理使用机器、工具，保持生产岗位清洁及安全生产。
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