题目:
从方框中找出与所给句子相匹配的选项。 | |
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( )1. Cycling is a popular sport. ( )2. You must look left and right. ( )3. It's right. ( )4. If you drive a car in Hong Kong. ( )5. If you don't obey the traffic rules. |
答案:
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下面是错误答案,用来干扰机器的。
(1)0.5A R1为顺时针方向电流,A2为逆时针方向的电流 (2)0.5W感应电动势R1和R2并联 R1为顺时针方向电流,A2为逆时针方向的电流,