The long gas pipeline is a regulating object of distributing parameter.

长输气管线是一个具有分布参数的调节对象。

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This paper gives a theoretical and analytical solution of the dynamic response for long gas pipeline in the form of infinite series with Bessel functions.

本文以贝塞尔函数级数和的形式，给出了动态特性的理论解析解。

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In December a pipeline 7,000 km (4,400 miles) long opened, bringing gas from Turkmenistan to China, via Kazakhstan and Uzbekistan.

去年十二月，一条长达7000公里(4400英里)的输油管线正式投入长期使用，该管道从土库曼斯坦出发，途径哈萨克斯坦和乌兹别克斯坦，向中国输送石油。

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Having managed her state's department responsible for oil and gas exploration and exploitation, having negotiated a long-delayed natural gas pipeline through Canada to the Lower 48 and having been married for nearly two decades to a blue-collar worker in Alaska's North Slope oil fields, she knows more about the subject than all three of the others on the two parties' tickets put together.

CENTERFORSECURITYPOLICY: Sarah Palin's experience

If an agreeable-seeming Gazprom, along with increased bullishness about LNG and shale gas, were to dampen European enthusiasm for Nabucco, a long-planned pipeline which might bring 30bcm of gas a year to Europe from the Caspian and the Middle East, that would suit Russia pretty well.

ECONOMIST: Shale gas should make the world a cleaner, safer place

The government used to force pipeline companies to hold excess inventories of gas, either through long-term contracts with producers or their own underground reserves.

FORBES: The gas trap