煤矿井下液压系统中，液压电磁阀防爆是必须解决的关键问题。
Explosion-proof of hydraulic solenoid valves for well hydraulic system is a bottleneck problem to have to be solved.
经过初步检查得知。灰色的为abs液压电动泵继电器，红色的为abs电磁阀继电器。是一种最常见的ABS系统的供电方式。
After a preliminary examination to know. Gray electric hydraulic pump for the ABS relay, the red relay for the ABS solenoid valve. Is one of the most common power supply ABS system.
经过初步检查得知。灰色的为abs液压电动泵继电器，红色的为abs电磁阀继电器。是一种最常见的ABS系统的供电方式。
After a preliminary examination to know. Gray electric hydraulic pump for the ABS relay, the red relay for the ABS solenoid valve. Is one of the most common power supply ABS system.
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