词汇	mutual commutant
释义	mutual commutant 数互相换位
随便看	tensile stressstrain properties tensile stress strain properties tensile stress strain relationship tensile stretch tensile stretching tensile strip tensile structural plane tensile structure tensile structures tensile test tensile-test tensile test at elevated temperature tensile test at high temperature tensile test at room temperature tensile test bar tensile-test bar tensile test curve tensile test diagram tensile tester tensile tester with control cabinet tensile testing tensile testing at ambient temperature tensile testing machine tensile-testing machine tensile testing of tube