流体调节螺钉
/ˈflaʊəɹɪŋ/
n
English: fluid adjustment screw · 流体调节螺钉
English · fluid adjustment screwEspañol · regulador de fluidosFrançais · réglage du pointeau du fluide
释义：Screw for controlling the maximum size of a pointer, thereby determining the amount of paint emitted by the nozzle.