中国大学MOOC: 图中推杆复位是靠弹簧实现的。http://edu-image.nosdn.127.net/537B11276810349DCFF82AF666F98C84.png?imageView&thumbnail=890x0&quality=100
举一反三
- 中国大学MOOC: 下图中，若http://edu-image.nosdn.127.net/3CC508F9AB3640FC7B4FC8A56BCC3C4A.png?imageView&thumbnail=890x0&quality=100，http://edu-image.nosdn.127.net/1E98E4093ED9A9CF99D5410CB4F9E5FC.png?imageView&thumbnail=890x0&quality=1000011，求http://edu-image.nosdn.127.net/C431073D6B6C788B674E11D5E7EA9B8F.png?imageView&thumbnail=890x0&quality=100（ ）。http://edu-image.nosdn.127.net/3F2606B33B97941F5DFADC9F32BD58AD.png?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC: http://edu-image.nosdn.127.net/4CB40FB88DAEC51C40B5919922E00273.png?imageView&thumbnail=890x0&quality=100上图中，系统的扰动误差传递函数是：http://edu-image.nosdn.127.net/501DC2FCDB87FC2586E5314B79E6074B.png?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC: 如图所示推杆是属于直身圆推杆。http://edu-image.nosdn.127.net/80A68814C60FB59F4B9C4BCEE3D0D5B3.jpg?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC: 下列取代羧酸中酸性最强的是（）。http://edu-image.nosdn.127.net/7C237BDF245EC393A5506C4874523609.png?imageView&thumbnail=890x0&quality=100、http://edu-image.nosdn.127.net/EFA954264582A372C3C9085E40BE80E9.png?imageView&thumbnail=890x0&quality=100、http://edu-image.nosdn.127.net/926CD4F17B92218A7FF5D06D34C5CAAF.png?imageView&thumbnail=890x0&quality=100、http://edu-image.nosdn.127.net/6504083F25D32BC8A95C11AC770935E2.png?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC: 如图所示推杆固定形式，是采用 固定。http://edu-image.nosdn.127.net/A535FF723A5C8D4F44725734E0FCC05E.png?imageView&thumbnail=890x0&quality=100