A new coating of steel pipe technology researched by our plant is introduced.
介绍了本厂研究的一种钢管在线涂敷新工艺。
"Thermostat new airport runway," the patent, is the most practical airport runway heat pipe technology.
“可调温新型机场跑道”这项专利，是最实用的机场跑道热管技术。
"Thermostat new airport runway," the patent, is the most practical airport runway heat pipe technology.
“可调温新型机场跑道”这项专利，是最实用的机场跑道热管技术。
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