These canisters are then stored in a concrete-lined building.
这些容器接着就被保存在混凝土内衬的建筑物中。
These canals are frequently excavated through rock, and require tunnels, flumes, syphons, aqueducts and open concrete-lined channels.
这些水渠往往要凿通岩石,并需要地道、引水沟、弯管、渡漕和混凝土水道。
One application, he says, might be wastewater treatment plants, where harsh chemicals are used in concrete-lined lagoons full of waste.
其中一个应用对象,他说,或许可以是废水处理厂。因为处理厂用混凝土筑砌的泻湖中充满废水,化学环境十分严酷。
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