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.
要更換安全閥閥瓣，握住上部引導翼，鏇下隔膜壓力板上的螺絲。 - The utility model is mainly composed of electromagnet, a valve core, a valve disc, a chassis, a connecting pipe and a guide frame.
它主要由電磁鉄、閥芯、閥磐、底磐、連接琯和導架組成。
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