顶部张紧立管（TTR）是用于连接运动的浮式生产设施和海床上的海底系统的管道，顶部张紧立管可用于钻井、完井及生产。
Top tension risers (TTRs) are used as the conduits between dynamic floating production units and subsea systems on the sea floor, for drill, complete or production facilities.
在此扩展下，他们从现在起就可以传递用于浮式采油、卸货船舶及半潜式油气钻井的整合的能源和自动化系统。
Under this expansion, they can now deliver integrated energy and automation systems for Floating Production Storage and Offloading vessels and semi-submersible oil and gas drilling rigs.
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