A new technique is described for safety-valve on-line testing in which out-source gas is introduced into the cavity enclosed by the valve plug and rupture disk.
介绍了一种利用外接气源，向安全阀瓣与爆破片形成的隔离腔内直接充压，对安全阀进行在线检测的方法。
"Russia has been a reliable source of gas for 35 years," said a spokeswoman for E.ON, pointing out that business ties had survived crises like oil price hikes and the fall of the Soviet Union.
“俄罗斯已经稳定地提供了35年的能源”，E.O N的女发言人说，并指出这种稳定的能源供应经历过许多危机，比如说油价飙升以及苏联解体。
This paper analyzes air source in heating system, states that gas is harmful in the system, points out level pipe gradient being small in single measure system, and velocity of flow must keep great.
本文通过分析采暖系统中的空气的来源，提出空气在系统中的危害，针对单户计量系统中水平管坡度较小，提出水平支管中水流速应保持较大。
Only to find out the well matching region of the gas source, accumulation and phase state segregation conditions, a larger gas reservoir can be discovered while exploring this zone.
勘探该区时，只有查明气源条件、聚集条件和相态分异条件的良好配置区，才可能发现规模较大的气藏。
And a systemic discussion about the effect of temperature, time, flow rate of source gas and the technical parameters on the products was carried out.
同时，讨论了生产炉结构、工艺参数以及裂解温度、裂解时间和原料气流量对纳米碳管的影响。
The thermal evolution history of this source rock is discussed, and the direction for surveying natural gas is pointed out also.
文章还对生油岩的热演化史作了论述，并指出了找气方向。
Only to find out the well matching region of the gas source, accumulation and phase state segregation conditions, a larger gas reservoir can be discovered while exploring this z...
勘探该区时，只有查明气源条件、聚集条件和相态分异条件的良好配置区，才可能发现规模较大的气藏。
Only to find out the well matching region of the gas source, accumulation and phase state segregation conditions, a larger gas reservoir can be discovered while exploring this z...
勘探该区时，只有查明气源条件、聚集条件和相态分异条件的良好配置区，才可能发现规模较大的气藏。
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