联动装置是常用的太阳翼部件同步展开控制机构，绳索预置张力直接影响到太阳翼展开的同步性能。
The close cable loop CCL is commonly used as a synchronous deploying control mechanism of solar array. The preload tension of CCL cable affects the synchronization of deployment directly.
本文将4片BC D码拨盘同8098单片机连接，成功地应用于医药工业玻璃管同步切割系统中，用以预置玻璃管的切割长度。
In this paper, four pieces of BCD dial combined together with 8098 single-chip microcomputer are successfully used in medical industrial glass tube synchronism-cut system to preset its cut length.
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