gathering pipeline

• 集气管线

gathering pipeline的用法和样例：

例句

1. The papes reports on-line emengency repair methods and other on-line pipeline maintenances to maintain the coal gas network in normal operation.
   介绍了为维持煤制气管网正常运转，采取的带气抢修方案和包扎堵漏法等带气管线维修方法。