您要查找的是不是：
- 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?
- A manhole cover tool? No, my friend, but what I wouldn't give for one of those... You know, It's curious. Suddenly the sewers seem a hive of activity. 通道盖子工具?没有，我的朋友，但是我告诉你...你知道吗，很奇怪，突然下水道变成了个热闹有活力的地方。
- In order to access the sewers, a manhole cover tool must be located. A guard has been seen with such a tool In the German Courtyard. This area can be accessed by sneaking through the German Mess Hall and Administration Building and out Into the German C 要进入下水道，一定要先找到通道盖子工具。有人注意到有一个在德军广场里面的警卫有这样的工具。要进去德军广场的话，可以经由德军餐厅大厅和管理大楼，出去就是德军广场了。
- Once you've found that manhole cover tool I suggest you pick one of the three and make straight for It. 一旦你找到通道盖子工具，你就从三个地方中挑一个进去吧
- If you're going to get down Into those sewers, Stone, you'll need some way of lifting a manhole cover. 史东，如果你要下去下水道，你必须要想办法把这些盖子打开。
- Applying common engineering sense, the shape of a manhole cover is entirely determined by the shape of the opening it is intended to cover. 从工程学的角度来看，井盖的形状完全取决于它要覆盖的洞口的形状。
- Why is a manhole cover round? 为什么下水道的盖子是圆形的?
- I need to find a manhole tool... 我需要找个通道盖子工具...
- A MANHOLE COVER MADE OF "SPE-SFRC"FOR GUARDING AGAINST THEFT 用SPE-SFRC材料制作的“防盗”窨井盖
- We can make a manhole for servicing. 可做维修清洗人孔。
- We've had a survey made of every manhole cover In the camp. 我们勘查了所有在营区里面的下水道入口。
- c. A manhole cover that lifts when exposed to abnormal internal pressure. 使用在内部压力异常的情况下可以打开的人孔盖。
- Or the manhole cover outside your apartment? 还是你公寓外面的下水井盖?
- Why are manhole cover round in shape? 点解下水道的盖是圆形的?
- Please move the manhole cover away. 请将人孔盖移开。
- Fittings, Cast Iron Manhole Cover, Hardware& Building Materials. 球墨管;生铁管及配件;阴沟盖极;钢管及五金建筑材料.
- Fittings, Cast Iron Manhole Cover, Hardware &Building Materials. 球墨管;生铁管及配件;阴沟盖极;钢管及五金建筑材料.
- 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?
- The watertight flaps of ventilators of tool &spare rooms were not in close position and the access manhole cover not closed watertightly. 工具间和备品间的通风筒的水密挡板没有关上，出入口人孔盖的关闭不水密。
- Cast iron manhole covers are the best alternatives. 是铸铁井盖最理想的替代品。
