依据国家标准，研究了介质类型和环境温度对滤毡初始气泡点压力的影响。

The effect of testing media type and environmental temperature on the primary bubble point pressure of metallic fiber felt was studied according to the national standard.

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环境温度、金属温度、试验介质的温度，无不得低于规范所规定的最低温度。

Any ambient temperature, metal temperature or medium temperature shall not be lower than the lowest temperature specified by this Specification.

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本文根据巴陵石化油品顺序输送管道的实际运行情况，从隔断介质、首尾站工艺条件以及环境温度等方面分析了影响混油量的因素，提出了减少混油量的控制方法。

According to the practical operation in gasoline transferring, the author analyzes the reasons of causing gasoline mixture and puts forward the solution and settlement to reduce such mixture quantity.

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