手头有二氧化碳或干粉灭火器，检查焊接操作的地方已经进行了至少30分钟后，工作已经完成，任何残留的火灾风险。

Have co2 or dry powder fire extinguishers at hand, check areas where welding operations have been undertaken at least 30 minutes after work has been completed for any residual fire risks.

youdao

手头有二氧化碳或干粉灭火器，检查焊接操作的地方已经进行了至少30分钟后，工作已经完成，任何残留的火灾风险。

Have co2 or dry powder fire extinguishers at hand, check areas where welding operations have been undertaken at least 30 minutes after work has been completed for any residual fire risks.

youdao