If multiple cord sets are being flexed simultaneously, the conductors shall be connected in series so that only one loading device is required.

如果几个插头同时做摇摆测试，导体应该捆在一起，这样就只要一个设备就够了。

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The scientists say their findings could also have implications for understanding the same fundamental mechanism in spinal cord injury, stroke and multiple sclerosis.

科学家们声称，他们的发现还有助于认识脊髓损伤、中风和多发性硬化的相同的基本原理。

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A better understanding of that role could someday help prevent the death of neurons behind some diseases of the brain and spinal cord, such as stroke and multiple sclerosis, the scientists say.

科学家们表示更好的理解钙离子所扮演的这一角色有助于我们将来阻止患了像中风，多发性硬化症之类的脑和脊髓疾病的病人神经元的死亡。

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"The brain is organised into multiple levels of control including the spinal cord at the low level to the neocortex at the high level, " he said.

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Multiple sclerosis is an illness that affects the nerves in the brain and spinal cord causing problems with muscle movement, balance and vision.

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