下列电力电子器件中,( )的驱动功率较小。A.SCRB.GTOC.GTRD.IG...

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【单选题】

下列电力电子器件中,( )的驱动功率较小。

SCR

GTO

GTR

IGBT

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举一反三

【简答题】本课堂实训任务:完成以下操作,并将作业(EXCEL文档)提交到学习通平台。 1 、根据1909总账相关工作表数据生成1909总账及试算平衡表。 2 、根据1909凭证工作表数据生成1909明细账。 3 、利用Excel中数据透视表功能生成损益类科目明细账。

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【判断题】它是有目的的，连贯性的讲话，还要恰当地配上声音、表情和动作才算完满。

正确

错误

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【单选题】John's record was ____ on the team.

so not good as all the players

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not so good as any other player's

so good as not that of any player's

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all the players

any other player’s

other players

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【简答题】I. Paraphrase the following sentences. (Try to use ENGLISH to explain the following sentences.) 1. With the building in flames, one man needed help. 2. Mayblum would be one of thousands cast in...

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【判断题】它是有目的的，连贯性的讲话，还要恰当地配上声音、表情和动作才算完满。

正确

错误

查看完整题目与答案

【单选题】John's record was ____ on the team.

so not good as all the players

not good as the players

not so good as any other player's

so good as not that of any player's