不可约组成成分  irreducible constituent

成组活动  Grouped activity; Grouping activity

串联活塞组  tandem piston unit

地震成组活动  Seismicity in groups; Grouping earthquake activity

段塞组成  slug structure

缸套活塞组  sealing

缸套－活塞组  Cylinder-piston Ring; Cylinder-piston group; cylinder liner-piston group

核组成成分  nuclear constituent

活塞组  piston assembly; piston set; piston group; Piston-assembly

活塞组件  Piston components; Piston as; piston assembly; piston group

活塞组件的动力学分析  Dynamic Analysis of Piston Components

活塞组件质量  piston assembly mass

活塞组—气缸套  Piston assembly-liner

活塞组瞬态摩擦力  Instantaneous Friction Force of Piston Assembly

基因组组成  Genome organization

连杆和活塞组件  connecting rod and piston group

气缸套和活塞组  liner and piston set

强震成组活动  Grouping activities of strong earthquakes; Grouping activity of strong earthquake; group strong earthquakes; Grouped strong earthquake activity

燃料组成成分  fuel component