词汇	oil-resisting sheath
释义	oil-resisting sheath 抗油外壳
随便看	linear synchronized motor linear synchronons motor linear synchronous machine linear synchronous motor linearsynchronous motorlinear synchronous motor linear synchronous motor propulsion vehicle Linear synchronous motors linear synthesis linear synthesis probability linear synthetic probability linear system linear-system linear system additivity linear system analysis Linear System & Analysis Linear System Analysis Programme linear system approximation linear systematic sampling linear systematic statistic linear systematic statistics function linear system of algebra linear system of complex linear system of curves linear system of differential equations linear system of equation