上述两根管子最开始是接到水面“深水地平线”钻井平台的，而如今已经重新被专业人员用重质的管道连接到了附近一个叫做管汇（manifold）的金属架状结构上。
The two pipes, which originally went up to the Deepwater Horizon, have been reconnected with heavyweight hoses to a metal framework called a manifold that has been installed nearby.
用扫描电镜研究了铝多孔表面管的结构。
The surface structure of aluminum porous surface tube was studied with scanning electron microscopy.
碳纳米管模型的建立是用分子模拟法研究碳纳米管结构、性能、应用的基础。
The modeling of carbon nanotubes is essential to the research of their structure, characteristics and application.
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