knee voltage

例句：

1. 1.The knee voltage is a crucial parameter in the design of electrical circuits.
   膝盖电压是电气电路设计中一个至关重要的参数。
2. 2.The knee voltage test measures the strength of the knee joint.
   膝盖电压测试测量膝关节的强度。
3. 3. During the knee voltage test, the patient lies on his or her back with one leg extended.
   在膝盖电压测试期间，患者平躺在背上，一条腿伸直。