Recycled plastic is already used to make some products, such as guttering and sewage pipes.

回收塑料已被用于制作一些产品，比如排水沟和排污管。

Its workers cleared the tank of tonnes of sludge, and relaid the neighbourhood's sewage pipes.

工人们清理了水箱里的数吨污泥，并重新铺设了附近的污水管道。

The cholera epidemic began in Haiti near a camp for UN soldiers where there were leaking sewage pipes.

海地这场霍乱开始在联合国士兵营地附近，那里出现污水管泄露现象。

And this city would be spotless, with fresh-laid sewage pipes, fresh-dug drains, and an army of workers to deep-clean the streets on a regular basis.

理想中的城市还应该一尘不染，有着新铺设的排污排水管道，街道则由环卫工人定期大清扫。

Surely, I wasn't going to grow all of my food in the sewage pipe attached to my tiny city apartment, right?

当然，我不会把我所有的食物都放在连接到我的小城市公寓的污水管里，对吧？

For this reason, Iranian civil engineers are interested in using it in structures as diverse as dams and sewage pipes and are working on improving it.

根据这个特点，伊朗的土木工程师把UHPC应用到从修建水坝到铺设污水管的各各 领域，并且不断地对其性能进行改进。

In big swathes of the world not only state-owned companies but housing, railways, sewage pipes, power grids and much else became private property.

在世界的大部分地区， 不仅国有企业，而且住房、铁路、污水管道、电网和其他许多东西都变成了私有财产。