单词	lubrication ring
释义	lubrication ring 润滑油环
随便看	coefficient of rotary diffusion coefficient of rotary inertia coefficient of rotational distortion coefficient of roughness coefficient of rugosity coefficient of runoff coefficient of run-off coefficient of runoff regulation coefficient of rupture coefficient of safe supersaturation coefficient of safety coefficient of saturation coefficient of saturation recovery coefficient of scalability coefficient of scatter coefficient of scattering coefficient of scavenging coefficient of scavenging loss coefficient of scleral rigidity coefficient of scouring coefficient of second air coefficient of secondary compression coefficient of secondary consolidation coefficient of section coefficient of sectional form