“检修孔”的英语可以翻译为：[化] access hole，access(ing) opening，manhole ...

有人在(锅炉的)检修孔中工作.Someone is working in the manhole.在油箱顶部设置检修孔,以拆卸过滤器和滤清器.Put a manhole cover on the tank top for removing filters and strainer.由于(锅炉的)检修孔里有人在,所以那个司机再也无法前进.This driver cannot driver any farther because there...