如图是某晚报社“百姓热线”一周内接到的热线电话的统计图,其中有关环境保护的问题最多,共60个电话,根据统计图,下列说法正确的是http://edu-image.nosdn.127.net/577FD5321B7E9C4A36838F9C397E5A4A.png?imageView&thumbnail=890x0&quality=100
举一反三
- 中国大学MOOC: 图(a)的诺顿等效图如图(b)所示,则图(b)中 Io= A,Ro= Ω。http://edu-image.nosdn.127.net/4018D75B6550915CDE33EED39E870551.png?imageView&thumbnail=890x0&quality=100 http://edu-image.nosdn.127.net/6325E7C7A0214BF71330DC72B2EECCDE.png?imageView&thumbnail=890x0&quality=100 (a) (b)
- 中国大学MOOC: 图(a)的戴维南等效图如图(b)所示,则图(b)中Uo= V,Ro= Ω。http://edu-image.nosdn.127.net/50E9EF209369F32D684FAE0A941D9CDC.png?imageView&thumbnail=890x0&quality=100 http://edu-image.nosdn.127.net/E3F6E50E9BBB665D9D085C2689D2F094.png?imageView&thumbnail=890x0&quality=100 (a) (b)
- 如图1、图2所示是创建Payment的两种不同的方案。根据GRASP原则,图2所示方案比较好。主要因为( )。图1 http://edu-image.nosdn.127.net/DF18F3334E87838BC00EE9B9524541E2.png?imageView&thumbnail=890x0&quality=100图2http://edu-image.nosdn.127.net/E8B44B9FE019478D075B56E84B93C2B2.png?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC: 若第9题中当电路中总电压http://edu-image.nosdn.127.net/45D53DF610EBF196EBE5238589C91ABF.png?imageView&thumbnail=890x0&quality=100,http://edu-image.nosdn.127.net/8232D55E2C1346F746EFBB0780167F51.png?imageView&thumbnail=890x0&quality=100,http://edu-image.nosdn.127.net/A2CC3366BF7376F66D8EFFEB40B97149.png?imageView&thumbnail=890x0&quality=100,以下叙述正确的是
- 如图1、图2所示,同一个问题的两种不同设计方案。以下( )的分析是不贴切的http://edu-image.nosdn.127.net/3445482B1A77F6514A7716D288D24328.png?imageView&thumbnail=890x0&quality=100http://edu-image.nosdn.127.net/F9D0B259A83E8E9FF649B16470D2BABF.png?imageView&thumbnail=890x0&quality=100