介绍了石油库输油管路系统因温度变化、热应力、水击和腐蚀所造成的管路损坏的原因，阐述了预防事故发生的方法。
Impacts of temperature change, heat stress, soaking and corrosion on pipe damage are presented. Measures to prevent accidents are also introduced.
管路流速太低或太高都可能损坏阀门内部构件，缩短阀门使用寿命。
Either too low a line velocity or too high a velocity can damage valve internals and shorten valve life.
如果节流较小，将因此产生更高的压降将可能导致空穴现象或超快流速，从而导致噪音太高，振动剧烈，可能损坏阀门或相邻的管路。
Closer throttling, creating higher pressure drops may cause cavitation or excessive velocities which could cause high noise levels, vibration and possible damage to the valve or adjacent piping.
会使线路、管路发生损坏或严重污染的建筑物的装饰工作应全部完工。
The decoration work of buildings which may damage or stain the wire lines and pipe lines seriously should be completed absolutely.
我们不能按照你的要求将压力泵进该管路，以防止内部的仪表等元件损坏。
We are not allowed to pump the air into this piping, otherwise the inside meters and components will be damaged.
每个油泵的进油管路上都装有一个入口滤油器，保护油泵不被大的颗粒损坏。
The inlet pipe of each pump has an inlet filter to protect pump from being damaged by big particles.
压力冲击会影响液压机构工作稳定性，引起系统中的密封装置、管路、元件的损坏；
The pressure impact will produce influence on the steadiness of hydraulic system, and lead to the damage of seal apparatus, piping, and components in the system;
当由于某种原因使输送液体管路中的调节阀迅速开闭，就可能引起水击，对设备和管道造成损坏。
The control valves in liquid pipelines shutting or opening fast due to some causes may result in pressure surge, which is dangerous to equipment and pipelines.
当由于某种原因使输送液体管路中的调节阀迅速开闭，就可能引起水击，对设备和管道造成损坏。
The control valves in liquid pipelines shutting or opening fast due to some causes may result in pressure surge, which is dangerous to equipment and pipelines.
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