steel tubes for petroleum cracking

例句：

1. 1.The construction company used steel tubes toreinforce the foundation of the new building.
   建筑公司使用钢管加固了新建筑的基础。
2. 2.The steel tubes were designed to withstand high pressure and temperature.
   这些钢管设计用来承受高压和高温。
3. 3. Steeltubes are commonly usedin oil refining processesas they can withstand high temperaturesand pressures.
   在石油精炼过程中，钢管被广泛使用，因为它们能承受高温和压力。