There needs to be a solid connection, not a superstitious one.
需要有一个坚实的连接,而不是迷信一。
The fifth wheel provides a solid connection point to carry the bracket quickly.
第五轮提供稳固连接点,快速接运托架。
Magnetic axis to ensure there is enough pressure to maintain its solid connection so that you can divide the next spin.
可以保证电磁轴有足够的压力,保持其连接稳固,这样就可以旋下隔膜。
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