针对捏合机上普遍采用的填料密封及机械密封的不足，设计了一种磁流体密封装置。
For the disadvantage of mechanical seal and stuffing seal used widely in kneader, a magnetic fluid seal structure was designed for kneaders which are often with bulky shaft and high rotation speed.
一种涉及卫生洁具的双重密封坐便器，由坐便器主体、机械密封装置和进水阀组成。
The invention relates to a dual-seal toilet stool, belonging to a sanitary ware and consisting of a toilet stool body, a mechanical seal device and an inlet valve;
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