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    圆轴受力如图所示。已知轴径[tex=4.0x1.0]fJdq7yfqJQIpawQSAyixTchqW/nEaLO3J1Eiiw8GBtk=[/tex],轴材料的许用应力[tex=6.071x1.357]+rX1Q2QADyRbbKH5rorsUJ+LQYDNRmvChbUy4OtMANc=[/tex]。试用第三强度理论校核该轴的强度。[img=244x67]17d32b335dbbc33.png[/img]
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