fireworking是什么意思

　　例句：

　　Then the proposal of safty measure for fire work of oil tanks repairing.

　　對儲油罐動火維修的安全控制提出建議。

　　Adhere to the principle of the combination of special groups of fire work.

　　堅持專群結合的消防工作原則。

　　The fire work technology of soil blocking and vapour replacing for pipe maintenance is introduced in the paper.

　　介紹了輸油管道檢修中的泥土封堵動火與蒸汽置換動火技術方法。