它有一个大的单阀杆，关闭要求至少35英尺-磅的转矩。
It has a large one-piece stem that requires at least 35 foot-pounds of torque to close.
研制了一种结构简单、成本较低的航天微型扭杆刚度计算机测试装置，其主要硬件由精密电控转台和转矩传感器组成。
A kind of simple structured lower cost computer testing device for the stiffness of astronautic minityped torsion lever was developed.
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