handling of lubricants

例句：

1. 1. The company's new CEO is handling the transition smoothly.
   公司的新任首席执行官正在顺利地过渡。
2. 2. The manager has to handle a lot of paperwork.
   经理需要处理很多文书工作。
3. 3. They need to handle the situation carefully to avoid any misunderstandings.
   他们需要小心处理这种情况以避免任何误解。