alternating-current
常见例句
- Only AC current above certain frequency can be measured accurately.
只有高于某些频率的交流电流才能被准确的测到。 - The rectifier lets current flow into the battery only when A.C. surges in the direction of the arrow.
只有当交流电流沿箭头方向急冲时，整流器才允许电流流入电池组。 返回 alternating-current