We've had a survey made of every manhole cover In the camp.

Lower manhole, smoke vent, cold – blast inlet, transition pipe telescoping pipeline, etc.

下部人孔 、 烟口 、 冷风口入口 、 转折管 、 变径管等.

This driver cannot driver any farther because there is a man in the manhole.

由于(锅炉的)检修孔里有人在,所以那个司机再也无法前进.

Or the manhole cover outside your apartment?

还是你公寓外面的下水井盖?

I need to find a manhole tool.

我需要找个通道盖子工具.

Why manhole cover is round?

下水道井盖为什么是圆的?

Cast iron manhole cover anti impact resistance, easy rupture.

铸铁检查井盖不耐冲击, 易破裂.

Someone is working in the manhole.

有人在(锅炉的)检修孔中工作.

Please move the manhole cover away.

请将人孔盖移开.

Oil or water tanks shall have oil tight or watertight manhole covers.

油柜或水柜应该有相应的油密或水密人孔盖.

Why are manhole cover round in shape?

点解下水道的盖是圆形的?

Some characteristic of cast iron manhole cover.

铸铁检查井盖的一些特性.

The people authorized to open manhole covers could easily be trained to do It'safely.

专业人员经过简单的培训就可以做到安全的打开井盖.

" Why are manhole covers round? "

为什么 下水道的井盖是圆的?

Say, Doc, did a guard go by here with a manhole cover tool?

嘿, 博士, 有警卫会带著通道盖子工具经过这边 吗 ?

Here's the question: Why are manhole covers round?

这个问题是: 为什么下水道井盖都是圆的?

Stainless steel bolts and nuts shall be tightened on manhole covers.

人孔盖使用不锈钢螺栓和螺母拧紧.

Take the manhole bag a purse that can hide valuables by unfolding to a sewer cover.

有[人孔盖提袋],摊开来就像下水道人孔盖,可以藏值钱的东西.

This welding backing is specially designed for hand holes and manholes welding.

本衬垫适用于入孔,出孔的焊接使用.

Manholes are equipped with complete parts such as manhole covers , washers, bolts, nuts and lifting rods.

人孔配有人孔盖 、 垫圈 、 螺栓 、 螺母和起吊杆等全套部件.

Air investigations are absolutely necessary before entering any manholes.

空气调查是绝对必要的,方可进入任何沙井.