波兰已经拒绝了俄德两国提出的联合计划，该计划要在波罗的海海底铺设天然气管道，不用直接经过波兰土地。
Poland has opposed the joint Russian-German NordStream project to build a natural gas pipeline across the Baltic Sea floor, thus bypassing Polish territory.
一名英国国家电力供应公司发言人说：“在使用已有的管道和新管道联合运输二氧化碳时，我们进行了专家评估。”
A spokesman for National Grid said: "We provide the expertise in the transportation of carbon dioxide gas through a combination of new and existing pipelines."
招风斗有时和地下水管道联合起来使用以冷却建筑物。
Windcatchers are sometimes used in conjunction with underground water canals to cool buildings.
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