valve guide disc guide
常见例句
- To replace the relief valve disc, hold the upper guide fin and unscrew the diaphragm pressure plate.
要更换安全阀阀瓣，握住上部引导翼，旋下隔膜压力板上的螺丝。 - The utility model is mainly composed of electromagnet, a valve core, a valve disc, a chassis, a connecting pipe and a guide frame.
它主要由电磁铁、阀芯、阀盘、底盘、连接管和导架组成。
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