The function of the valve is to release any excess pressure from the system caused by thermal expansion of the water.
这种阀门的作用在于释放由于水的热膨胀导致的过大的压力。
A pressure relief valve must be installed as shown to prevent excess pressure by thermal expansion.
必须按照图示安装压力安全阀，以防止由于热膨胀产生的过高压力。
Installed on a by-pass line, mainline pressure is accurately controlled by relief of excess pressure.
安装一条旁路管线，通过释放过大的压力实现主管线压力的精确控制。
The hydrological geological condition is the main factor for CBM preservation and excess pressure formation.
水文地质条件是煤层气保存及形成超压的主要因素。
Output prices also slowed to 4.7%, down a touch from 5.0%, which eased fears of excess pressure in the inflation pipeline.
输出物价指数同样自5.0%的前值略降至4.7%，这一定程度减轻人们对通胀渠道压力外溢的担忧。
And by using the concept of excess pressure, the aggregation and the fusion of the bile vesicles have been explained for its cause and meaning.
以附加压力观点，说明了胆汁微泡聚集、融合现象的原因和意义。
And by using the concept of excess pressure, the aggregation and the fusion of the bile vesicles have been explained for its cause and meaning.
以附加压力观点，说明了胆汁微泡聚集、融合现象的原因和意义。
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