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【简答题】
三相电压型逆变电路中,每个桥臂的导电角度为____度,各相开始导电的角度依次相差____度,在任一时刻,有____个桥臂导通。
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【简答题】Fill in the blanks with the proper forms of the given words. 1). The doctor told Penny that too much _________ to the sun is bad for the skin. (expose) 2). We must look beyond illusions and __________...
【简答题】accomplishment, exposure, civilization, availability, pursue, resource 4. Strong as we might be some day we must never become arrogant. We should continue to ____________ the policy of peaceful co-exi...
【简答题】灯丝加热变压器的特点是什么?
【简答题】Many people agree that the increased enrollment is a big accomplishment. 2. The availability of certified accountants who can meet such high qualifications is still a big problem. 3. Early specializat...
【简答题】Translate the following into Chinese. 1. Many people agree that the increased enrollment is a big accomplishment. 2. The availability of certified accountants who can meet such high qualifications is ...
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