Muscle cell electrolyte composition is essential for nerve-muscle contraction force.
肌肉细胞电解质的组成是不可或缺的神经，肌肉收缩力。
Rocket engine test stand exerts force on a load cell.
火箭发动机试验的立场，施加武力对负载细胞。
A form of voltaic cell once used as a standard for electromotive force.
一度作为标准电动势的一种伏打电池。
A form of voltaic cell once used as a standard for electromotive force.
一度作为标准电动势的一种伏打电池。
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