结合实际工作，介绍了炼油厂停工期间奥氏体不锈钢填料的腐蚀特点和防护措施。

In connection with actual work, the corrosion features and protecting measures for austenitic stainless steel packings during refinery shutdown are introduced.

youdao

是指焊接班长根据主任给的工期计划，对照施工班组手中工作的实际完成情况，评估是否能够按期完成任务。

Welding foreman, according to the director's construction period plan, actual completion of construction team, evaluate the ability of completing missions on schedule.

youdao

是指焊接班长根据主任给的工期计划，对照施工班组手中工作的实际完成情况，评估是否能够按期完成任务。

Welding foreman, according to the director's construction period plan, actual completion of construction team, evaluate the ability of completing missions on schedule.

youdao