During the air pressure test, boosting shall be carried out slowly and step by step.

气体压力试验时, 应逐步缓慢增加压力.

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Installed coil pipes are checked by 2.5 Mpa air pressure test to ensure of no leakage.

装配好的盘管要经过2.5Mpa的空气压力试验检漏,以确保无泄漏.

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The pipe system had passed the acceptance air pressure test performed by the installing contractor.

管道系统已经通过了安装公司所做的空气压力测试.

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