为了减少测试向量的存储需求，提出一种基于扭环计数器作为测试向量产生器的横向和竖向测试数据压缩的BIST方案。

In order to reduce the storage requirements for the test patterns, a vertical and horizontal test data compression BIST scheme based on the test pattern generation of twisted-ring counter is proposed.

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形活塞环的扭角对柴油机的性能有着显著的影响。

The twist angle of L shape piston ring directly influences the performance of diesel engine.

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通过在传统环锭纺细纱机上加装纺纱附件，研制出一种生产低扭矩纱（扭妥TM 纱）的新型纺纱方法。

Put a attachment on conventional ring spinning frame, a lower torsion moment yarn (Nu-Torque TM yarn) was produced by this new spinning method.

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